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About Dr. Margaret Placentra Johnston, OD
(Top Expert on this page)

Expertise
I can answer almost any question about vision and general eye health care. As a non-surgeon, I may not be able to answer very involved technical questions about surgical procedures or highly specialized medical treatments.

Experience
I hold the degree of Doctor of Optometry and was in full-time private practice for twenty-five years. Currently I have reduced my schedule to part-time to allow time to write a book on another topic.

Organizations
American Optometric Association, Virginia Optometric Association, Northern Virginia Optometric Society (and others unrelated to this topic)

Publications
Http://www.exploring-spiritual-development.com, http://www.BeliefStagesandGrowth.com

Education/Credentials
O.D. (Doctor of Optometry) Pennsylvania College of Optometry (now called Salus University,) B.S. Pennsylvania College of Optometry, M.A. (Education) Catholic University of America, B.A Catholic University of America.

   

You are here:  Experts > Health/Fitness > Medical Specialists > Ophthalmology & Optometry

Questions Answered By Expert  Dr. Margaret Placentra Johnston, OD 
In Category  Ophthalmology & Optometry

SubjectDate Asked

Eye redness & sore11/12/2009
  Q: I got an eye sore on both of my eyes and I got headache as well due to the fresh paint and varnish I ...
  A: Wow - I am having a hard time understanding what you mean by an "eye sore." If there is actual ...
I just got my first pair of glasses and now I feel cross-eyed when I take them off.11/10/2009
  Q: I am 26 years old. I recently had my first eye exam. I always thought I had very good vision until ...
  A: Seeing that your Rx is significant, and you never wore glasses before, I would expect you to have ...
bulging eye11/4/2009
  Q: I'm a 21 year old female. Last night I was taking out my contacts and i noticed that my left eye ...
  A: I would avoid use of your contact lenses tomorrow. If the eye is still bulging the next day, and ...
RCE Recurring Chronic Erosion10/31/2009
  Q: Treatment for Chronic Eye Erosion.
  A: Well, there are a few treatments. At first they usually try heavy use of artificial tears. If that ...
Pigment deposits10/29/2009
  Q: How do you get rid of pigment deposits on the white of your eye? Because i have a brown spot on the ...
  A: I am sorry to tell you - it is not really possible to get rid of those spots. It would be sort of ...
Elevated Optic Discs10/27/2009
  Q: I'm an 24 year old female. I visited my Ophthalmologist today...everything seemed normal at first ...
  A: The issue with the elevated discs is that there is concern you could have something behind your eyes ...
90 year old Mother10/26/2009
  Q: My mother is 90. I recently became her caretaker and am responsible for taking her to all her ...
  A: Well, let's not jump to conclusions about this unless and until your eye doctor says it is your only ...
babys pupils10/25/2009
  Q: i have a week old baby and am wondering if it is normal for her pupils to be round on top and oval ...
  A: No, that is not really normal. There is no hurry but eventually you should take your baby to a ...
90 year old Mother10/24/2009
  Q: My mother is 90. I recently became her caretaker and am responsible for taking her to all her ...
  A: Your question is very hard to answer without actually examining your mother (although the picture ...
clarification10/23/2009
  Q: I had a recent eye check up. my power details are as follows- right eye: sph : -9.5 cyl: -0.5 axis: ...
  A: Possible reasons for your problem are listed below: 1) are your sure both your old glasses and the ...
Lazy eyelid and misshapen iris in baby10/21/2009
  Q: My four-month-old son's left eye sometimes appears smaller than the right, especially when he is ...
  A: Well, you do definitely need to see a pediatric ophthalmologist. This sounds like a nerve deficit ...
Eye muscles10/20/2009
  Q: My 8 year old son had an eye exam at school and they sent a letter home stating he has a eye muscle ...
  A: With all due respect to your school screeners, if your son already has glasses AND has had an eye ...
inside of eyelid10/19/2009
  Q: it has a long thin layer of skin coming out from where the eye ends. It is very red, I have ...
  A: You MUST see an eye doctor as soon as possible. It sounds like an infection but there are different ...
severe infection and corneal abrasion from organic matter in child eye for 2 weeks10/18/2009
  Q: My 14 year old son ran thru a bush and complained he had a piece of a stick in his eye. We took him ...
  A: I am so sorry that you and your son had to go through this experience. I know the pain he suffered ...
glaucoma10/17/2009
  Q: Generally, what should be the target eye-pressure for the treatment of glaucoma (not normal-tension ...
  A: Target pressure is determined on an individual basis for each patient, depending upon various ...
Eye blurriness10/16/2009
  Q: A little background before my question...I recently had an eye exam, which I felt was a good exam, ...
  A: IF your contact lenses are rigid gas permeable lenses, then everything you describe is a somewhat ...
Something stuck in my eye for months...10/15/2009
  Q: I have had something stuck in my eye for abou 4 or 5 months. It doesn't bother me constantly, and ...
  A: You must see an eye doctor. There could actually be something tucked up under your eyelid that you ...
Halo's in line of vision10/13/2009
  Q: I have had halo's in my line of vision for about a year ago. There is one in each eye, it almost ...
  A: Did you mention this particular symptom to the neurologist? If not, a different type of testing may ...
Right eye a bit blurr with the new glasses10/6/2009
  Q: Margaret, I am Taymour from Djibouti, will appreciate highly if you could enlighten my path on this ...
  A: The "A" in your glasses stands for the "axis" of the astigmatism. Astigmatism is where you have a ...
can't cry out of one eye10/5/2009
  Q: I haven't been able to cry (no over-flow of tears)out of right eye for several months. Otherwise the ...
  A: When a person cries it is the lacrimal gland that is supplying the extra watery tears that run ...
glaucoma10/5/2009
  Q: 1. If glaucoma is in one eye, some doctors prescribe glaucoma drops for this eye, while some doctors ...
  A: 1) Sometimes glaucoma drops are prescribed prophylactically - to prevent glaucomatous damage that ...
Kaleidoscope eyes10/4/2009
  Q: kaleidoscope eyes.. I lost the sight in my left eye completely for 10 minutes, all I could see was ...
  A: This may have been an ophthalmic migraine, which is relatively harmless, but you really should see a ...
broken blood vessels10/4/2009
  Q: I developed a small red spot in my eye yesterday morning. I do not recall doing anything to my eye. ...
  A: I don't think you need to be concerned. The blood that leaks out of the blood vessel usually does ...
vertical / horizontal vision10/4/2009
  Q: i have the foll question : foll has happened to me 3-4 times in the past few years: all of a ...
  A: You may be having ophthalmic migraines, which are relatively harmless, but you really should see a ...
Problems adjusting to new RX10/2/2009
  Q: I have had a recent prescription change as below: Old prescription: R: -3.00 L: -3.00 -0.25 155 ...
  A: There are definitely people who just have a more difficult time adjusting to a new Rx. I recommend ...
2 yr old diagnosed with accommodative esotropia10/2/2009
  Q: Last week my 2 yr old daughter suddenly started crossing her eyes. She doesn't do it all the time, ...
  A: If your daughter is +6.00 and is crossing her eyes, she definitely needs glasses. The glasses are ...
Incorrect base curve?10/1/2009
  Q: I recently went to an optometrist and got a new prescription for Acuvue Oasys contacts with a base ...
  A: It could be due to the base curve, or you may not react well to the silicone material the Oasys is ...
optometrist vs ophthamologist10/1/2009
  Q: i told a co worker that an optometrist gives you a better eye glass prescription than an ...
  A: I cannot imagine WHERE your co-worked got the idea that an Optometrist cannot write a prescription ...
sudden red line near iris10/1/2009
  Q: I noticed at the end of the day a red spot on the outer part of my eye near the iris. The next ...
  A: I am going to guess and say that the similarity to the tent waterproofing in your eye to what you ...
Interview for school9/30/2009
  Q: Johnston. My name is Isabella Betkowski and I am 13 years old. I am doing a science career project ...
  A: Sure Isabella - that is a fun question - Optometry career - Optometrists examine eyes for 1) ...
my daughter mild cataract9/30/2009
  Q: my 2 years old daughter was born with a small cataract in her left eye.doctor said that it will not ...
  A: That depends upon the size of the cataract. Actually, many people are born with a very small ...
Reading Rx and Distance Rx - Opposites?9/29/2009
  Q: Are the numbers associated with a distance Rx (e.g., -6.50) and a reading Rx (e.g., +1.50) ...
  A: To your first question, yes, the numbers from the distance Rx and the near "add" are added ...
cancer/eyes9/29/2009
  Q: After 8 chemotherapy treatments for breast cancer, I'm having difficulty with my eyes. It has been ...
  A: Yes, I have heard of excess tearing beginning when the patient is undergoing chemotherapy. I was ...
Glasses for my 7 year old9/28/2009
  Q: During a recent annual check up, my son's PCP noticed a decline in his vision. I took him to an ...
  A: Well, that will be hard to say without knowing how much astigmatism there is (in diopters.) At ...
Prisms-Botched exam?9/27/2009
  Q: I have been wearing prisms for about 40 years. My initial physician speculated the double-vision and ...
  A: Well, of course it is annoying that the doctor has not taken the time to respond to your inquiries. ...
No depth perception9/27/2009
  Q: I recently went into an Army hospital to have a flight physical to be a UAV operator. I was given a ...
  A: Depth perception comes from the discrepancy between the way each of the two eyes sees things, since ...
Prisms-Botched exam?9/26/2009
  Q: I have been wearing prisms for about 40 years. My initial physician speculated the double-vision ...
  A: Actually the need for prism is easy to miss in a routine exam. I don't believe most doctors do all ...
ever increasing prescription9/25/2009
  Q: i have recently had an eye test and have found out that my short sightedness has got worse, , my ...
  A: Actually, there is controversy over whether reading with your correction on, or wearing glasses that ...
ever increasing prescription9/25/2009
  Q: i have recently had an eye test and have found out that my short sightedness has got worse, , my ...
  A: Your eyes still getting worse while you are still in the university is not so unusual, though that ...
CT Scan9/24/2009
  Q: Why would my mother have been told she needs a CT scan done of her eyes? She has Glaucoma (both ...
  A: I have a suspicion what was recommended was not exactly a regular CT scan, but rather scanning laser ...
optometrist or ophthalmologist for OCT test9/24/2009
  Q: I recently had my yearly eye exam by an optometrist. She has recommended that I have an OCT test ...
  A: There is nothing difficult in administering the OCT test. And the results provided can be ...
Progressives9/23/2009
  Q: I have been wearing progressive glasses for years with no problems. I recently had my yearly checkup ...
  A: Coatings should not make all that much difference. But in my experience, the BRAND of progressive ...
black eye9/23/2009
  Q: Johnston, I woke up this morning with a black eye? Under my eye and in the corner by the nose there ...
  A: This is a curious occurrence. But for me it does not signal the need for an emergency visit. Why ...
Bifocal Lenses9/23/2009
  Q: I am currently a college student wearing bifocals. I was wondering if it is a possibility to get ...
  A: Yes, I have often fit young people with bifocal contact lenses. It is not silly at all for the ...
Dim vision/loss of contrast9/22/2009
  Q: Johnston, My husband has been experiencing gradual vision loss, best described as dimness of vision ...
  A: Ok, the information you added this time helps me understand. There are two things I can suggest but ...
axis9/22/2009
  Q: In '07 I had an exam at Kaiser Hospital with an axis reading of OD 91 and OS 105. I wore glasses ...
  A: People can shift axis like that sometimes. Did you get the new glasses yet - and do they seem ok? ...
Irritable Eyes9/19/2009
  Q: I am a 55 year old male. I wear glasses for watching TV (long distance)Couple of years ago had a ...
  A: This is really hard to say without doing an exam, but from the fact that they have you doing lid ...
(Updated) Question on Prescription Problem9/19/2009
  Q: Dr. Placentra Johnston, I just had my eyes examined by a new eye dr (my old one isn't in the network ...
  A: My last suggestion: now that you know the problem is with the left eye, could you see ok with your ...
new prescription9/18/2009
  Q: driving etc ive had them for 3 days but seem to find myself squinting and if i close my better eye ...
  A: Please - go back to the doctor or optician and tell them of your experiences. There are two ...
Eye pains9/18/2009
  Q: please i need your help.My mum who is 54years old complains of slight pains in her eyes when she ...
  A: Your mom needs to visit an eye doctor. The symptoms you mention could be the result of inflammation ...
Is Equate multipurpose solution regulated by the FDA?9/16/2009
  Q: My eye doctor recently recommended that I use Opti Free multi purpose solution rather than Equate ...
  A: Yes, that is true in the sense that Equate is not a particular chemical formula. What the ...
eye problem9/16/2009
  Q: Dr. Johnston, My eyes water a lot. Sometimes, it also pains in the eyes. So I've to resort to eye ...
  A: It is difficult to say whether your eyes were damaged by viewing that solar eclipse back in 1995 ...
can i get my vision back9/16/2009
  Q: I sas stabbed in my eye abot 3 years ago and have very minimal vision out my left eye the doctors ...
  A: I am sorry to say that it is doubtful you could get your vision back from a corneal transplant, or ...
(Updated) Question on Prescription Problem9/15/2009
  Q: Dr. Placentra Johnston, I just had my eyes examined by a new eye dr (my old one isn't in the network ...
  A: Your contact lens prescription makes sense in view of the glasses Rx. However, the new contact lens ...
(Updated) Question on Prescription Problem9/14/2009
  Q: Dr. Placentra Johnston, I just had my eyes examined by a new eye dr (my old one isn't in the network ...
  A: It could be the axis shift in the reading eye. The left eye went from axis 50 to axis 40. But your ...
Chronic left eye irritation9/12/2009
  Q: 29 y/o Male with chronic left eye irritation. Perfect vision. No Problems with right eye. I did ...
  A: Without seeing you this will be difficult, but let me throw out some ideas: - the stringy strands ...
Pediatric vision therapy9/11/2009
  Q: My daughter's vision therapist comments that there is a lot of "instability" in her eyes. She says ...
  A: I honestly do not think the expander is likely to be contributing to the eyes being unstable. But ...
bruised eye feeling9/11/2009
  Q: I have a bruised eye feeling in my eye about a month ago, but it went away. Now its back. Do you ...
  A: Are your eyes light sensitive at those same times? If so, it could be a mild type of inflammation. ...
pigments on eye ball9/10/2009
  Q: my mother is 48 yrs hold and from last 3 years she is suffering from vision problems.i took her to ...
  A: I am wondering if your mother's diagnosis is what we call Retinitis Pigmentosa? That is what it ...
Monocular Diploia9/8/2009
  Q: What are some common causes of vertical monocular diplopia/polyopia that is apparent only when there ...
  A: Golly - you have got me! If you came into my office there is a whole bunch of tests I would do to ...
spot on eyelid9/8/2009
  Q: My husband has a small, white, hard lump on the outer corner of his eyelid. It isn't anything like ...
  A: There are three possibilities I can think of. 1) xanthelasma - this is a whitish lump on the ...
Vision Correction9/7/2009
  Q: I wear glasses and play basketball a lot, but the thing is I don't want to wear glasses when i play. ...
  A: Well, this is kind of outside my field of expertise (and interest) But the one thing I think those ...
Vision Correction9/7/2009
  Q: I wear glasses and play basketball a lot, but the thing is I don't want to wear glasses when i play. ...
  A: Ok, at -1.25 you might be able to reverse enough nearsightedness for basketball. -1.25 is really ...
dim vision9/6/2009
  Q: my grandmother is 99 years old!!! she is complaining of dim vision. she is deaf as well and reading ...
  A: Has she had a recent eye exam? If not, it could just be that she needs new glasses. The best one ...
Vision9/5/2009
  Q: "Hello, I am a contact lens wearer. I wear Acuvue Oyasys for Astigmatism and my current ...
  A: Some people with the same Rx can have wildly different actuity. Next time you are at the eye ...
Vision Correction9/5/2009
  Q: I wear glasses and play basketball a lot, but the thing is I don't want to wear glasses when i play. ...
  A: Not knowing how bad your eyes are, it is hard for me to tell you if there is a free, natural way to ...
Eyeglass prescription8/28/2009
  Q: What does "OD Slab Off" mean.
  A: If a person has a very different prescription in the right eye than the left, when they look down to ...
Residual images after I close my eyes8/28/2009
  Q: Approximately 1.5 seconds after I turn off the lights, I see a 1 cm, circular shaped, residual spot ...
  A: Hmm. The astigmatism would certainly not cause the symptom you now report. And, in defense of your ...
Contact lens problem8/27/2009
  Q: Good Day, I have been a contact lens wearer for about 2 years now and for the past 2 weeks in my ...
  A: It sounds like you have a textbook case of giant papillary conjunctivitis (GPC) Don't worry, it is ...
Eye glass material and coating verification8/27/2009
  Q: My wife and I recently had an eye exam and got new (very expensive) glasses. One of my wife's lenses ...
  A: I don't know how to tell you how YOU can verify the poly lens or the scratch coating. You can tell ...
Night Vision8/27/2009
  Q: I am 19 and have been wearing contact lenses for about 5 years. When I first started wearing ...
  A: Without doing your exam I cannot know for sure if this -0.25 over-correction will help at all. ...
crvo8/26/2009
  Q: i have this in right eye ,its very blur always.i had lazer treat as well,but i find still after 9 ...
  A: Hmm. Well if you had laser treatment and it has not gotten better, about the only thing you can do ...
vision8/26/2009
  Q: Please bear with me as my problem seems a bit weird. I am 21 years old and I have had a bad case of ...
  A: Let's rule one thing out right away: you said the condition gets better and then gets worse. Did ...
glaucoma8/26/2009
  Q: I will be thankful to you if you answer my question. Respectfully yours, Naseem (glaucoma patient ) ...
  A: Management of acute angle closure glaucoma requires more than just a single medication and must be ...
Eye floaters getting worse but doctors say it's normal8/25/2009
  Q: About a year ago I was going through a lot of stress and starting experiencing different problems ...
  A: Floaters can be extremely annoying, and for some reason seem to be more bothersome when the person ...
Essential Oil in Eye8/24/2009
  Q: I got a drop of chamomile essential oil that was not diluted in my eye. I flushed my eye with water ...
  A: If your vision is normal in that eye, the white part is not too red and the eye is no more sensitive ...
Renu Fresh Lens Comfort8/24/2009
  Q: Do you know if anything was actually in the formula changed when Renu labeled its solution as Fresh ...
  A: Interesting question. The B&L sales rep has not gotten to me yet about this so I have not heard ...
amblyopia8/23/2009
  Q: I apologize if this gets long, I want to give you a little background but will try to keep it short. ...
  A: First let me ask you to check with that first doctor as to whether the particular form of high index ...
eye8/21/2009
  Q: i dont know how to describe it isee a black shadow in my eye is this serious its a black shadow i ...
  A: Ok, at least now you have an answer. But did he say anything about why there was blood? Are you ...
Myopia8/21/2009
  Q: I am 17 years old before 3 months i suffered symptoms of myopia. I was tested before and didnt have ...
  A: Yes, there is a "tiny bit" of chance you can get rid of your myopia, but it will most likely not be ...
glaucoma8/21/2009
  Q: I will be thankful to you if you answer my questions. Respectfully yours, Naseem (glaucoma patient) ...
  A: Wow - these are some in-depth questions. Some have no exact answer but I will do my best to give you ...
eye8/20/2009
  Q: i dont know how to describe it isee a black shadow in my eye is this serious its a black shadow i ...
  A: Let's see, now I have a bit more information. It just started today and looks like a black jelly ...
eye8/20/2009
  Q: i dont know how to describe it isee a black shadow in my eye is this serious its a black shadow i ...
  A: If you have a black shadow in just one eye that was not there before, you must be seen by an eye ...
Dizzy, cross eyed feeling in new glasses8/20/2009
  Q: Just got 2 new pairs of glasses due to a scratched up lens in my pair that I bought in 2008. I went ...
  A: The difference between the two prescriptions is not that large. For that reason I suspect a problem ...
vision disturbances in 10 year old8/19/2009
  Q: I need advice on who I should possibly see to address a problem my 10year old son is having with his ...
  A: Since this whole problem began while he was under anxiety, there is some chance it is related to ...
vision8/19/2009
  Q: Please bear with me as my problem seems a bit weird. I am 21 years old and I have had a bad case of ...
  A: Are you a student by any chance? If you are reading and using a computer a really, really lot and ...
EYE BURN8/19/2009
  Q: WHY DO MY EYES BURN AFTER I TAKE MY CONTACTS OUT AT NIGHT
  A: I assume you are wearing soft contact lenses? Either way, the most likely explanation is that your ...
New sunglasses causing nausea8/18/2009
  Q: I bought a good quality sunglasses recently. I had eye examination and these lenses were made as ...
  A: There are many possible reasons for this. Some are related to possible human error (they got the ...
glasses8/18/2009
  Q: i have 2 pairs of glasses bought at the same time and should be the same prescription, the problem ...
  A: In general tinting does not affect the way the optics work. the Rx does not need to be adjusted to ...
swollen, red eye with pain8/17/2009
  Q: i'm 28 years old and on Wednesday evening my mom mentioned that my left eye was a bit red, in the ...
  A: This sounds a little bit worse than an allergy. It could be an infection but could also be some ...
Omega 3 supplements for blepharitis8/17/2009
  Q: I was diagnosed with blepharitis a couple of years ago. The treatment was warm compresses, cleaning ...
  A: Certainly any one thing you do to control your blepharitis is more effective than doing nothing. ...
eye focus8/17/2009
  Q: Each of my eyes in turn seems to be in focus, but when I look through both eyes at the same time, it ...
  A: If your eyes have always been that way, it is probably normal for you. Many of us have what is ...
red burning eyes8/16/2009
  Q: i have been working and using a soldering machine most of the day and my eyes are red and burning. ...
  A: You really need to see an eye doctor. Not only can an eye doctor determine if there is any actual ...
Issues wearing eyeglasses8/16/2009
  Q: I have been wearing glasses since 40 as a lot of us have. I have always had issues with my right eye ...
  A: Well, thanks for the comment. I hope at least one of my suggestions helps you. I would imagine ...
vision therapy8/16/2009
  Q: I have a friend in mid 50's who was born with crossed eyes. He had 2 muscle resection/recession ...
  A: After his surgery your friend most likely had a program of eye exercises designed to strengthen the ...
confusing prescription8/15/2009
  Q: I have had an eye test and my prescription is as follows R eye, sph -1.00 cyl +.50 axis 85 L eye, ...
  A: No, I certainly do not think you should wear this prescription all the time. You should see fine ...
confusing prescription8/15/2009
  Q: I have had an eye test and my prescription is as follows R eye, sph -1.00 cyl +.50 axis 85 L eye, ...
  A: Good pick up on the differenc in your Rx! Here in the US, for the most part, optometrists write ...
was flashed by brights 7 days ago, dazzle, light sensitive, and eye pain/strain8/15/2009
  Q: I'm hoping you can give me some reassurance... in short: was flashed by brights 7 days ago, dazzle, ...
  A: Limiting light to that eye is a good thing, until you can be seen medically, hopefully early next ...
Issues wearing eyeglasses8/15/2009
  Q: I have been wearing glasses since 40 as a lot of us have. I have always had issues with my right eye ...
  A: Well, that is a mystery. Let me throw out a few possible explanations though. 1) are the safety ...
was flashed by brights 7 days ago, dazzle, light sensitive, and eye pain/strain8/14/2009
  Q: I'm hoping you can give me some reassurance... in short: was flashed by brights 7 days ago, dazzle, ...
  A: The main thing I have to say to you is that you need to be evaluated by a professional. Your ...
First prescription glasses not helping with eye strain8/12/2009
  Q: I work with computers daily for long periods of time and have carefully set up appropriate lighting ...
  A: Well, first off, the way you wrote out your prescription for me, it looks like your right eye is ...
Exercise after surgery8/11/2009
  Q: I had surgery for a complete retinal detachment exactly 3 weeks ago. At my last appointment, a week ...
  A: I am a little uncomfortable with you lifting weights unless your surgeon specifically okays it. I ...
high myopia8/11/2009
  Q: what exactly is myopic disc? please explain in detail as i cant find any information online on the ...
  A: The optic disc is the spot in the back of the eye where all the nerves of the retina which are ...
Black Spot in eye8/10/2009
  Q: I am a 25 year old male. I just came back from a vacation in Florida where I first noticed a dark ...
  A: If you saw the optometrist AFTER the spot showed up and she did a careful dilated exam and the spot ...
Eyes8/7/2009
  Q: My husband has what looks like a white spec on the iris of his left eye. He said his eye has been ...
  A: When you say the white speck is on the iris, I am wondering if perhaps you mean it is on the cornea. ...
Flashing in peripheral field, shadows. Should I be concerned?8/7/2009
  Q: I've recently started experiencing unusual visual phenomena that I would like to attribute to ...
  A: You should definitely see an eye doctor, hopefully tomorrow! Some of your symptoms are suggestive ...
glasses Rx different than contact Rx in O.D. only8/7/2009
  Q: I just got back from a new eye doctor and gave me a prescription for glasses that does not match the ...
  A: The reason he didn't do what we call "vertex" the prescription in the left eye is because we don't ...
Clear Care8/6/2009
  Q: I accidently put Clear Care instead of Optifree in a flat contact lens case prior to taking a nap. ...
  A: ???? Your optometrist said there is nothing they can do???? Did you hear that from the doctor or ...
contacts with prism8/6/2009
  Q: I have a cousin who has prism in each lense of her glasses, she also has quite a bit of ...
  A: No, I am sorry it is not possible to put specific prism amounts into contact lenses. Or I should ...
swim goggles8/5/2009
  Q: i work as a lifeguard at an apartment complex. we provide swim goggles to the children who do not ...
  A: This is an excellent and interesting question - but I have to say that it might better be posed to ...
one eye smaller than the other8/5/2009
  Q: . i had conjuctivitis in march and was given vigamox. four months later, and after consulting 3 ...
  A: Ok, so what you mean is the left eyelid is very swollen and that makes the left eye "look" smaller ...
Eye tremors/styes8/5/2009
  Q: Since the end of the spring I've been experiencing an odd tickling feeling at the outside corners of ...
  A: Yes, it could be caused by an allergy or blepharitis, but I am betting on "something else." ...
RGP CONTACT LENSES8/3/2009
  Q: I have kerataconus and have been wearing RGP lenses for about 15 years. I have never had a problem ...
  A: I used to see this fairly commonly in RGP wearers. Questions to consider are: 1) might you have ...
Rings while looking at llights8/1/2009
  Q: I have been dealing with Corneal Erosion in my left eye. I have had the debridment done and am now ...
  A: I wish I knew how long it has been since your debridment. You really need to go back to your eye ...
marks on contacts8/1/2009
  Q: I have noticed small marks on my Acuvue Oasys for Astigmatism lenses. Do these mean anything? Are ...
  A: They are not really for you, but for the doctor - to tell if the axis on the contact lens is lining ...
Clear Care7/31/2009
  Q: What is your opinion of Clear Care solution? After having been told that it cleans better than ...
  A: Axis has no bearing on the POWER of your prescription. It is an indication of the POSITION on the ...
New glasses distortion7/31/2009
  Q: I recently had a checkup and ordered new wrap-around safety glasses. I'm 56, male, and my ...
  A: Problems like this can arise if they change the material of the lens ( say from CR-39, which is a ...
Clear Care7/30/2009
  Q: What is your opinion of Clear Care solution? After having been told that it cleans better than ...
  A: A person should definitely wait until their Rx has stabilized before having LASIK. After explaining ...
Clear Care7/30/2009
  Q: What is your opinion of Clear Care solution? After having been told that it cleans better than ...
  A: Clear Care is the only true no-rub solution. It does clean "better" than the others because it is a ...
Blurred Vision7/30/2009
  Q: Good Morning: I have been experiencing a "wave" in my left eye. It comes and goes. It can last ...
  A: I strongly suggest you go get a regular eye exam. It could be fluorescent lights that trigger that ...
physiological anisocoria7/29/2009
  Q: my 8 month old baby was dx with physiological anisocoria and i wanted what causes it and does it ...
  A: Yes, if it was an eye specialist - Ophthalmologist or optometrist - who dilated the eyes and ...
spots7/29/2009
  Q: this is a question i have about my 7 yr old daughter. she has greyish spots on the white part of her ...
  A: It would help here if I knew your race. I know that sounds strange, but African Americans and other ...
physiological anisocoria7/29/2009
  Q: my 8 month old baby was dx with physiological anisocoria and i wanted what causes it and does it ...
  A: When they use the term "physiological" anisocoria, it generally means they have gone to the trouble ...
Pachs Test7/28/2009
  Q: Can you please tell me why you perform a Pachs test and what is involved in performing this test. ...
  A: I believe you are referring to pachymetry. This measures the thickness of one's cornea. There are ...
Migraine and focus problem7/28/2009
  Q: I have a long history of migraine with aura. Last couple of years, I've been experiencing ...
  A: First of all, the most common type of double vision IS when one image comes from each eye - so when ...
Presbyopia7/27/2009
  Q: I am 49 years old. Since needing progressives, I have always worn Varilux Comfort Lenses. I take ...
  A: I have not used the Definity lens very much, but inherently have less confidence in it's optics than ...
one more thing7/26/2009
  Q: I have been strugglin with my prescription for a couple years. Actually three years ago i got the ...
  A: I am sorry, I should have clarified that a little bit better. Most people do not start needing a ...
BEST BET?7/25/2009
  Q: I have been strugglin with my prescription for a couple years. Actually three years ago i got the ...
  A: Ha! I saw the "Hi Dr. Shroff" in the first e-mail, but planned to answer anyway. Until I read the ...
a circle of flashing lights in front of my left eye7/24/2009
  Q: About an hour ago I noticed a circle of moving lights to the left of center in my left eye. I could ...
  A: Despite your not having a headache, this sounds most like an ophthalmic migraine. They often occur ...
Professional or "drugstore" eyeglasses7/21/2009
  Q: As a 38 year old woman, I've recently begun having trouble with seeing reading materials clearly as ...
  A: Here is my standard answer about drug store readers: If your prescription is about equal in both ...
one bloodshot eye7/21/2009
  Q: , I have been diagnosed with dry eyes by 2 different Dr.s and am wondering if I have a problem that ...
  A: If you had a complete exam, and your doctor has adequately ruled out a health problem inside your ...
Do you think I have an eye infection?7/19/2009
  Q: I am 25 years old with no health problems. I have been wearing -4.00 in both eyes for about 5 ...
  A: No, it is most unlikely that you have an infection. But any time an eye is subjected to insult, a ...
Eye vision and computer problems7/19/2009
  Q: I do most of my work on the computer. I am a very computer-type person. i'm about to get a very ...
  A: The larger screen is not going to put more strain on your eyes than a smaller one. But, a larger ...
IOCLs7/19/2009
  Q: Can IOCLs (or IOLs) ever be replaced, or are they a "one time only" surgery? Does it matter that I ...
  A: An IOL (intraocular lens) is the lens they normally implant in just about everyone who gets cataract ...
red blood vessels in eye7/18/2009
  Q: Yesterday afternoon I noticed that the left corner of my left eye was red. I looked closer and ...
  A: A red, sore eye should be seen by an eye doctor to at least get an idea what might be causing it. ...
burning in eyes7/17/2009
  Q: I have worn contacts for 15 years (I'm 32), and disposable over night ones for the last 5 years. ...
  A: There is obviously something very wrong. You absolutely must NOT sleep in contact lenses again ...
eye axis7/17/2009
  Q: My prescription reads an axis of 157 for distance (OD) and a 185 for OS. I've been told the 185 is ...
  A: This really does not make any sense. It sounds like the secretary does not know what she is talking ...
eye axis7/16/2009
  Q: My prescription reads an axis of 157 for distance (OD) and a 185 for OS. I've been told the 185 is ...
  A: I have never known of an eye doctor to write an Rx with an axis of 185. Technically it means the ...
Irritation due to contact lens7/16/2009
  Q: I used to wear contacts for 2-3 years with Renu solution, but slowly and slowly I've got ...
  A: Of course, the problem could be something other than the solution, so if changing the solution does ...
Blurred vision after bending over.7/15/2009
  Q: I'm 48 years old, always have had fantastic vision. Recently while working in the garden I stood up ...
  A: This is strange the way you described it. If it happened only once, I would go get that eye exam ...
Do I need progressive lenses?7/13/2009
  Q: I have recently begun to have problems with focusing on objects that are close to me [within two ...
  A: For exactly the reasons you describe I am always hesitant to prescribe progressives as a patient's ...
brown ring around the iris of baby7/13/2009
  Q: my baby girl is 6 months old,and she has developed a brown ring around the pupil in both eyes.she ...
  A: I am having a hard time picturing a brown ring around the pupil. Is the ring on the iris? What ...
going into optometry profession.7/12/2009
  Q: I am becoming a sophomore this fall at university of Illinois at Chicago. I am majoring in ...
  A: This has been a very great profession for me. One reason is my skills and interests match the ...
transparent animal7/12/2009
  Q: I am a 17-year-old boy. I sometimes can see transparent animals clearly on my vision, such as ...
  A: I suppose by "animals" you mean something like an amoeba as you would see it in the microscope? ...
glaucoma7/11/2009
  Q: My eyesight is good. From four months continuously I am feeling that there is a heavy transparent ...
  A: Wow! Your pressure was 40 in the left - that IS high. I am glad you are getting the pressure under ...
black pigment7/10/2009
  Q: I have a son who has a black pigment inside his eye over the right area at his right eye.I'm very ...
  A: I presume you mean the black pigment is on the white part of his eye, right? Whether this is a ...
didn't know how to reply to your response7/9/2009
  Q: I wrote you with the squiggly worm vision I was getting when I shaved my armpit. And, I thank you ...
  A: You contacted me the right way - just send a follow-up question. I don't think what you have is ...
8 month old baby7/9/2009
  Q: white puss like line forming around my babys right eye lens. it was just a small spot but now its ...
  A: I HOPE you have seen the doctor about this. But if not, that is the FIRST thing you must do! The ...
prescription changes7/7/2009
  Q: I had an eye exam two years ago that gave me the following prescriptions: Contacts R-3.00 L-3.25 and ...
  A: I am sorry you are having this difficulty but can clearly understand how it could happen. ...
Adult eye color change7/2/2009
  Q: I have just turned 30 and in the past year, my eyes have changed from blue (which would occasionally ...
  A: Hmmm. To tell you the truth, I don't know the answer to this. I believe a frank eye color change ...
eye injury7/2/2009
  Q: Dr. Johnston, About 6 weeks ago I had an eye injury where I got poked in the eye with a tree branch. ...
  A: Yes, there is such a thing as corneal erosion that can happen long after a corneal injury. This is ...
Floaters6/30/2009
  Q: I have always noticed my eye floaters for years now I am 21. It seems like I have received a little ...
  A: Anyone who notices or suspects an increase in floaters should have a dilated eye exam to be sure ...
pressure behind brow bone, etc...6/30/2009
  Q: ..I can't find an experet in the sinus related field but thought you may be able to help. I have ...
  A: Could the vasoconstrictors in the eye drops cause high blood pressure, too ? NO. Not likely - ...
pressure behind brow bone, etc...6/29/2009
  Q: ..I can't find an experet in the sinus related field but thought you may be able to help. I have ...
  A: I must admit, I had never heard of ROHTO-V eye drops until you mentioned them. I quickly googled ...
pressure behind brow bone, etc...6/29/2009
  Q: ..I can't find an experet in the sinus related field but thought you may be able to help. I have ...
  A: I cannot speak to all the rest of your problems. I do hope you find an answer. But please rest ...
pressure behind brow bone, etc...6/29/2009
  Q: ..I can't find an experet in the sinus related field but thought you may be able to help. I have ...
  A: Well, that is quite a situation you have there. I assume the CT and EEG were done BECAUSE of the ...
ABOUT EYE POWER IN MEDICAL TERMINOLOGY6/28/2009
  Q: I am 22yrs old male.I have applied for a job with a company.In the application form there is ...
  A: The numbers you list correspond to the 20/20 notation we use in the US. They refer to what distance ...
Clear lens glasses6/27/2009
  Q: I used to be myopic and took laser surgery. Now my vision becomes normal and I can see things really ...
  A: Uv protection does not have any color to it, so though the lenses are clear, they may indeed have UV ...
colored contacts6/26/2009
  Q: I just received my box of colored contacts from my optomologist and had a few questions. I usually ...
  A: People switching to colored contact lenses often notice this blur peripherally that arises from the ...
Neovascularization6/25/2009
  Q: Margaret Johnston I have been wearing contact lenses (1-day lenses) for 6 years without any ...
  A: I can't tell you exactly how long your eyes have to suffer lack of O2 before the neov. forms or ...
Eye goo!6/25/2009
  Q: What is the clear goo that i pull out of my eyes sometimes? It comes out in long strings. Before i ...
  A: These are classic symptoms of ocular allergy. Your eye doctor can prescribe some very good drops to ...
Puffy Eye Lids6/25/2009
  Q: I am a 44 year old woman who just had Gyn surgery and woke with swollen eye lids. Well the surgery ...
  A: Well, I do not know if there is any connection with the gyn surgery. Are you sure the problem is ...
Neovascularization6/25/2009
  Q: Margaret Johnston I have been wearing contact lenses (1-day lenses) for 6 years without any ...
  A: I can understand your concern about the neovascularization. I was a little bit confused about the ...
Left Eye6/23/2009
  Q: i bang the top of my eye playing football in a head clash.. my eye cut swelled up and bruised.. i ...
  A: Hmm. This is a tough one. Did they x-ray or do any kind of scan to find out if any orbital bones ...
Contact lenses6/23/2009
  Q: How long should I wait after waking up in the morning to put in contact lenses? Are soft contact ...
  A: While waiting a while to put your contact lenses in after getting up is not mandatory, I have always ...
Prescriptions6/22/2009
  Q: First, thank you for doing this...it's a really nice thing to do and it helps so many people find ...
  A: Your "figuring out" what power of glasses would give you 20/40 or 20/30 would be of no real use ...
Red line in eye.6/22/2009
  Q: A while ago, I became aware of a thin red line running from the inner corner of my right eye ...
  A: Ok, I did think you would need at least a week to tell if the tears were helping. And I was not as ...
Changes in Base Curve6/21/2009
  Q: I recently went to eye doctor for my annual visit and b/c I noticed my vision was changing again ...
  A: It is not terribly common for the base curve to "change." Choice of base curve is usually based on ...
Nose pads6/20/2009
  Q: I had new nose pads put on and they don't move. They readjusted glasses for me, nose pads are little ...
  A: This depends on how they are mounted. The silicone pads with a little bump on them that fits into a ...
Red line in eye.6/20/2009
  Q: A while ago, I became aware of a thin red line running from the inner corner of my right eye ...
  A: I am so sorry that being uninsured is preventing you from seeing a doctor when you need one. This ...
my son was diagnosed as farsighted6/20/2009
  Q: The optometrist said that our son is extermely farsighted. He is 8.5 months old and is +10 in rt ...
  A: Yes, I believe your son does need glasses. While young children are often farsighted, +10 and +12 ...
eyelid twitching6/19/2009
  Q: my left eyelid [upper] has been twitching for a month. Some days seem worse than others and when it ...
  A: A lid twitching is called myokymia. I sort of doubt it is an official case of blepharospasm as this ...
Possible Eye Problem6/18/2009
  Q: Johnston, My right eye seems to be constantly vibrating, when I close my eyes and put my finger ...
  A: I am sorry. I really cannot imagine what "random bursts of bubbling sensation" would be. I would ...
Eye Flashes6/18/2009
  Q: I occasionally get this flashy thing in my eye, it starts out a little spot where i cant see and it ...
  A: The symptoms you describe are very compatible with the diagnosis of migraine. But with the ...
contact lens/red eyes/inflammation6/16/2009
  Q: I've been wearing contacts for 18 years (gas permeable the first 9 years, and 2 week disposable ...
  A: Has anyone recommended you try a different contact lens solution yet?? The symptoms you report ...
Conductive Keratoplasty6/16/2009
  Q: my name is Jon, and I was wondering if optometrists could perform conductive keratoplasty? ANSWER: ...
  A: This is a very good argument in favor of allowing OD's to do this procedure. I do not know if the ...
Inability to Correct Eyesight6/15/2009
  Q: I'm 26 years old. I need to be corrected to 20/20 distant visual acuity in each eye in order to get ...
  A: I can feel your frustration in being so close to your goal, but unable to achieve it. Large ...
Eyesight6/15/2009
  Q: My vision has gone blurry in one eye (right) when i look at objects over approximately 12 metres ...
  A: If you notice a difference in your vision from what it was before, you should have an eye exam. ...
Reddish/brown dot on iris6/14/2009
  Q: I was looking closely in the mirror today and I noticed a tiny reddish/brown dot on my left iris. ...
  A: Well, the dot could have been there in the past and you didn't notice it. If your mother is alive, ...
Conductive Keratoplasty6/14/2009
  Q: my name is Jon, and I was wondering if optometrists could perform conductive keratoplasty?
  A: No, conductive keratoplasty (CK) is a surgical procedure. In general Optometrists do not do ...
Contacts and swimming?6/14/2009
  Q: Johnston, Summer is coming up and I was just wondering if it's okay to swim in contacts? I don't ...
  A: The official answer is that it is absolutely NOT ok to swim in contact lenses. Whether in the ocean ...
Cornea6/13/2009
  Q: I have itchy eyelids and have been scratching my right lower and upper lids lately. At work ...
  A: Sorry I didn't get to your answer until the weekend was almost over! By now, either your eye has ...
white sticky goo6/13/2009
  Q: were I have during the whole day a glob of white sticky goo coming out of my eyes, my eyes burn and ...
  A: When you say you hate the sun, this does not tell me if your eyes are what we call light sensitive. ...
shadowy colored spot on white of eye6/12/2009
  Q: My 4 year old daughter has a "spot" the size of the tip of a pencil on the white of her eye. It is ...
  A: "Blood shot" generally means the tiny blood vessels that are normally so thin you can't see them ...
Aaahstigmatism6/12/2009
  Q: I just got new glasses off an older prescription, and after wearing them for four days, things ...
  A: Occasionally this happens when someone is not used to astigmatism correction. When you say it was ...
swollen optic nerves6/11/2009
  Q: I have a 5 year old daughter that has had a lot of symptoms for the last four weeks, and has been to ...
  A: Well, one might ask what did the ophthalmologist who saw the swollen optic nerves recommend? This ...
shadowy colored spot on white of eye6/11/2009
  Q: My 4 year old daughter has a "spot" the size of the tip of a pencil on the white of her eye. It is ...
  A: First of all, while it would have been better if she had worn sunglasses in Hawaii (and wherever you ...
Reading Glasses6/10/2009
  Q: Johnson, I am 49 years old and have astigmatism. The past few years I have needed to hold books and ...
  A: Although it may seem to you that the glasses are making your eyes weak, it is really just the ...
dark dot in iris6/9/2009
  Q: I was just curious as to why my partner has a dark dot in his right iris. He has had it for his ...
  A: Ok, that is a little bit different. The same explanation may apply - BUT there is slightly greater ...
my Rx from the doctor6/8/2009
  Q: I am a 48 year old female and had an eye exam. This is what was wrote on a Rx for me. ...
  A: This means you are slightly far-sighted for distance vision but probably think you see fine without ...
dark dot in iris6/8/2009
  Q: I was just curious as to why my partner has a dark dot in his right iris. He has had it for his ...
  A: I assume you mean there is a dark spot on the white part of his eye? This is fairly common, ...
Flashing light in my peripheral6/8/2009
  Q: I recently started experiencing a flash of light in the peripheral of my left eye. It is ...
  A: Please make an appointment immediately with an eye doctor for a dilated eye exam. A flashing light ...
eye question6/6/2009
  Q: Slight right eye discomforts started about a week ago. Feeling a little cloudy on the eye, when I ...
  A: Have you seen any flashing lights - especially while moving your head back and forth? Or is there a ...
Do I need to get glasses?6/5/2009
  Q: I am 18 and took a trip to the optometrist before going to college because my parents said I ...
  A: I am sorry. I thought I answered this one. In fact I know I did answer it. But for some reason ...
prescriptions6/5/2009
  Q: I grew up in the U.S. and have worn contacts for over 20 years. My correction prescription was told ...
  A: I am certain that your Rx in the US was -4.00 and not -400. There is basically no such thing as an ...
Do I need to get glasses?6/5/2009
  Q: I am 18 and took a trip to the optometrist before going to college because my parents said I ...
  A: If you are -2.00 in one eye and -1.50 in the other, I don't think you are going to be able to see ...
One lens reading - one distance - problems?6/4/2009
  Q: About seven years ago, aged 53, I started wearing soft contact lenses. My optician first tried me ...
  A: Styes are thought to sometimes be more likely when there is eyestrain. I am not sure what is ...
One lens reading - one distance - problems?6/4/2009
  Q: About seven years ago, aged 53, I started wearing soft contact lenses. My optician first tried me ...
  A: First of all, you should know the posterior vitreous detachment (PVD)is very common at your age. ...
wet sticky goo coming from eyes6/4/2009
  Q: I have sticky stuff coming from my eyes, mostly in the mornings but has happened during the day as ...
  A: Well, are the eyes itchy at all or red? Sticky goo is most likely due to allergy - especially if ...
Gas Perm Challenge6/3/2009
  Q: I recently got an updated prescription for gas perms. I wanted to order Hydro 02 lenses, but the ...
  A: Just like any drug, your contact lenses are supplied as a <b>prescription</b> item. If the online ...
EYE PROBLEM6/2/2009
  Q: I HAVE BEEN HAVING A VERY SERIOUS ISSUE WITH EYE FLOATERS AND IRRITATION IN MY EYE, (LIKE I HAVE ...
  A: You must see an eye doctor as soon as possible - as in today or tomorrow! While many instances of ...
Is this an eye problem?6/2/2009
  Q: I have a small yellowish growth on the left eyeball. There is no pain or anything but today is is ...
  A: I bet the small yellowish "growth" is just to the side of the colored part of your eye - either in ...
SUNGLASSES6/1/2009
  Q: What is the most common/frequent mistake we make with sunglasses (dark glasses)? The question does ...
  A: I really don't know how to answer this other than to say you bring up a good point. Just like ...
cleaning eyes going brown6/1/2009
  Q: I am a lady, 33 years of age, last year I started noticing that the white of my eyes was turning ...
  A: In most cases, when the whites of the eyes are turning brown it is just an accumulation of pigment. ...
edema behind retina5/31/2009
  Q: I recently had the OCT test at my yearly contact lens exam. The dr said I had some thickening or ...
  A: The vitreous gel detaching is not such a big problem and is very common, I am going to say in people ...
Axis Changing tremendously5/31/2009
  Q: I'm a 16 year old male. In 2007, My axis was 180 for both eyes (-4.75 for both) and i went to the ...
  A: I smiled at this as I realized how confusing our numbering system is, a "language" we in the field ...
Splotch in vision, appears and disappears5/30/2009
  Q: For several days I have noticed what looks like a splotch appearing in my vision (left eye), but it ...
  A: Are you seeing flashing lites at all - especially with a head turn? Is there any piece of your ...
fans5/30/2009
  Q: I have what looks like little black fans spinning around in front of my eyes.not like floaters. ...
  A: Sorry - I think I hit the wrong button so you may have gotten a note from me that was not an answer. ...
Contact Lens5/30/2009
  Q: Before I was diagnosed with astigmatism in my right eye, the prescription for my right eye was 2.25. ...
  A: What I think you mean is the spherical part of your prescription was 2.25 - undoubtedly MINUS 2.25. ...
Contact lense sticking due to high cylinder?5/29/2009
  Q: I am currently wearing Acuvue Advanced for Astigmatism contact lenses. My prescription in glasses ...
  A: In 27 years of practice, I have never heard of a ten degree axis shift making a difference in ...
use of xalatan for cosmetic purposes5/29/2009
  Q: I am a 53 yr. old female in good health (other than arthritis) and see a dermatologist (who ...
  A: I admire your caution about using prescription drugs for a cosmetic purpose. Xalatan, while a ...
Contact lense sticking due to high cylinder?5/28/2009
  Q: I am currently wearing Acuvue Advanced for Astigmatism contact lenses. My prescription in glasses ...
  A: Since you have been recently refit, I am assuming you are using a new box of contact lenses. It is ...
Eye Changes5/28/2009
  Q: - I had a test at opticians a month ago and percription changed slightly for the worse. I was ...
  A: Oho - now there is something I had not thought of. Hormone changes (from pregnancy, nursing or ...
Bump bye eye5/27/2009
  Q: I have a large hard bump between my eye and my nose right where my glasses sit on the left of my ...
  A: I really think you should at least go to see the ophthalmologist. It could be something that must ...
Eye Changes5/27/2009
  Q: - I had a test at opticians a month ago and percription changed slightly for the worse. I was ...
  A: I wish I knew your age because that would help me understand about your prescription change. It is ...
longsighted5/27/2009
  Q: my optician said i dont have to were them all the time if i dont want to, but i am finding my sight ...
  A: Wearing your glasses all the time will not make you eyes get better or worse. If they are going to, ...
tunnel vision5/26/2009
  Q: I have been having tunnel vision for the past 6 months...sometimes 2 times a week. I have had a ...
  A: I don't know what kind of eye exam you had but I do hope you told them about this problem at the ...
Itchy And Iritating Eyes Could It Be Caused Through Strees5/25/2009
  Q: Hello every now and then my eyes get really itchy red and irritating it happens when i get stressed ...
  A: I am so sorry. I answered this question several days ago but I now see that somehow my answer did ...
Swollen eye5/23/2009
  Q: My 5 year old son constantly has dark circles under both eyes, probably an unidentified ...
  A: Yes, it could be an allergy in just one eye. let's say he sleeps on one side all the time and the ...
Is my eye prescription changing too fast?5/23/2009
  Q: I am 25 years old with no health problems. I have been wearing -4.00 in both eyes for about 5 ...
  A: Yes, your math was correct ;-) But you may have a hard time finding +0.75's if you are just looking ...
Is my eye prescription changing too fast?5/23/2009
  Q: I am 25 years old with no health problems. I have been wearing -4.00 in both eyes for about 5 ...
  A: Let's see - you pretty much hit the nail on the head in your last paragraph. Once a person stops ...
Red irritated eyes5/22/2009
  Q: I have the exact simptoms and experiences as the person below reported, this was back in 2007. I ...
  A: Hmm. I don't know what tests were done to determine the corneal erosion, but since the Muro 128 did ...
Eye pain after a cataract surgery5/22/2009
  Q: My father underwent a cataract surgery approximately 26 days ago. He is 85 years old with some ...
  A: Well, let me say this. That much pain is not a typical problem after cataract surgery, even an ...
Eye ulcer?5/22/2009
  Q: About a month ago, my husband's eyelid became sore-thought it was a sty, but never came to a head. ...
  A: Ok, I am sorry. I have absolutely no experience treating thrush. It is not very common in the eye. ...
Cataract surgery5/21/2009
  Q: I had the surgery in both eyes, the doctor told me I had astigmatism in left eye so had toric lense ...
  A: There are a few things I would need to know to fully understand what happened here. Is the left eye ...
Eye ulcer?5/21/2009
  Q: About a month ago, my husband's eyelid became sore-thought it was a sty, but never came to a head. ...
  A: Well, I chose to "answer" this question, even though I am afraid I cannot give you a real answer as ...
CONTACT LENS5/20/2009
  Q: I SOMETIMES HAVE ADULL PAIN IN MY LEFT EYE. THE EXPERTS SAY I AM SHORT SIGHTED. IS THERE A WAY SHORT ...
  A: If the pain is related to your contact lens, it may be that the lens does not fit well. You should ...
transition lens5/20/2009
  Q: Is it possible to make my bifocal plastic lens to bifocal transition lens without getting a new pair ...
  A: I am sorry but no. The transitions treatment is an actual part of the lens itself, not something ...
blood in eye5/19/2009
  Q: I woke up about two mornings ago and had a red blood spot in the corner of my eye, i don't know ...
  A: More than likely that is what is called a subconjunctival hemorrhage. These are generally ...
my base curve5/19/2009
  Q: When I went to my optometrist last time, he gave me an exam for proclear compatibles contact lenses. ...
  A: The Oasys used to come in only one base curve, so it was not necessary to include the curve as part ...

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