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About Dr. Anshu Sahai
(Top Expert on this page)

Expertise
All queries related to : Cataract, Phacoemulsification, Glaucoma, Squint, Amblyopia, LASIK, LASEK, Retina, Diabetic Retinopathy

Experience
10 years

Organizations
Dr.R.M.Sahai Memorial Institute of Ophthalmology, a unit of Sahai Hospital & Research Centre,Jaipur

Publications
IJO, DJO,DOS

Education/Credentials
MS (Ophthalmology)

Awards and Honors
Gold Medallist in MS

   

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

Questions Answered By Expert  Dr. Anshu Sahai 
In Category  Ophthalmology & Optometry

SubjectDate Asked

flashes8/5/2008
  Q: I am a 29 years old woman in good health, myopic, and since last year I've strated seeing flashes of ...
  A: I do not think you should go as far as tumours, strokes or MS. There most probably is a much more ...
vision problems8/4/2008
  Q: seeing squiggly lines - what is it
  A: Too little information to actually reach a diagnosis !! Squiggly lines- could be a problem with ...
cloudy vision in my left eye8/4/2008
  Q: Sanhai, I'm 13 yrs of age. My vision on my left eye is cloudy. Its like there's dirt on it. Its ...
  A: Pressures of 25 & 27 are higher than normal (normal is upto 21mm). This increased pressure may be ...
cloudy vision in my left eye8/2/2008
  Q: Sanhai, I'm 13 yrs of age. My vision on my left eye is cloudy. Its like there's dirt on it. Its ...
  A: If the vision of your left eye is cloudy, there could be something seriously wrong with your retina ...
esotropia8/1/2008
  Q: My 5 year-old daughter was diagnosed with esotropia at 2. She has had 2 eye muscle-surgeries with a ...
  A: Esotropia falls into 2 different categories- accommodative and non-accommodative. Accommodative ...
Cornea Ulcer7/31/2008
  Q: I am 22 years old and from Ireland. I was referred to Accident & emergency by family doctor for my ...
  A: "No Growth" is good ! Also I am happy to note that you are improving. I do wonder how your ...
yellow eyes7/31/2008
  Q: Last year I noticed that the white part of eyes has gotten yellowish. I wanted to know if there is ...
  A: Yellowish discoloration of the sclera(the white part) of the eye is usually nothing to be concerned ...
diplopia and contacts7/30/2008
  Q: Wondering what would cause monocular diplopia in my left eye only when contacts are worn.....they ...
  A: The commonest cause of such problems is- The wrong contact in the wrong eye !!! Try switching your ...
my eye7/29/2008
  Q: its been a week now since my eyelid and around it is swollen, its red and its hard for me to open my ...
  A: From your description it definitely does sound like an insect bite or allergic reaction. I would ...
Eye symptoms7/29/2008
  Q: I am a 44 year old female in relatively good health. A few years ago I started having some visual ...
  A: It is people like you that make our day and the time and effort spent by all experts worthwhile ! ...
translate my prescription7/28/2008
  Q: My contact lens prescription is OD BC:8.4,Dia:14.4,P:+0.25,P_Cyl:-0.75, P_Cyl_Axis:90 OS ...
  A: I have no personal experience with Freshlook as they are not being sold in India at present. Sorry ! ...
Parafoveal telangiectasia7/28/2008
  Q: Last week I was diagnosed with PFT type 2A. I have met two specialists and the only advice they have ...
  A: PFT is NOT untreatable. It is usually treated only if it is causing a deterioration in vision !!!!! ...
headache resulted in loss of vision7/27/2008
  Q: I experienced a recurring sharp pain on the right side of my head. I suddenly can only see out of ...
  A: Sudden loss of vision in a quadrant is usually an indication of serious problems with either your ...
translate my prescription7/26/2008
  Q: My contact lens prescription is OD BC:8.4,Dia:14.4,P:+0.25,P_Cyl:-0.75, P_Cyl_Axis:90 OS ...
  A: Looking at your prescription, I would be forced to say that if you want crisp sharp 20/20 vision in ...
Lens7/25/2008
  Q: I'm trying to learn about the eye and have a few questions. If a person has a high degree of myopia ...
  A: Wow, that is a bit complex. Lots of mathematics involved. Let me try to explain. Looking at the ...
DIABETIC TREATMENT7/25/2008
  Q: Sir, My father in law have been suffering from high sugar for about 15 years & presently his sugar ...
  A: If you are talking about treatment for Diabetic retinopathy, I would strongly recommend Centre for ...
Brown in White of Eyes7/24/2008
  Q: The white of my eyes, I think it's called sclera, has brown streaks & spots on it. Both have them, ...
  A: Brownish discoloration of the sclera usually develops as a result of long standing allergies or ...
blood stain in fobia7/24/2008
  Q: I am 15+ and suddenly I had a blurred vision last week for some time. I visited an eye surgeon and ...
  A: Common causes of bleeding in the fovea (central part of retina) are injury, bleeding disorders, ...
Contact vision vs eye glass vision7/23/2008
  Q: my ophthalmologist is having difficulty fine tuning my contact prescription. My current eye contacts ...
  A: Normally, in a majority of cases, the quality of vision is better with contact lenses as compared to ...
epilasik7/23/2008
  Q: I underwent epilasik two weeks ago. Four days post off, I got a large splash of water in my left ...
  A: I am sorry to be the bearer of bad news, but it seems that you have some (epilasik) flap related ...
eyeball cyst/skin tag7/22/2008
  Q: My internist noticed a cyst on my right eyeball. He then explained it almost looks like a skin tag. ...
  A: Cysts on/near the eyeball are not very uncommon. The most common cause are 'conjunctival cysts', ...
eyes feel strained when wearing glasses7/22/2008
  Q: I have been wearing glasses for a long time (around 15 years) and the power on my glasses has pretty ...
  A: I didn't see a question here, thats why I did not reply earlier. You are right however- uveitis ...
Why the AXIS change so much?7/20/2008
  Q: I felt headache after the first few hours wearing my new eye glasses. When I looked at the ...
  A: One of the biggest problem with the health care delivery system nowadays is that the medical ...
eyes feel strained when wearing glasses7/20/2008
  Q: I have been wearing glasses for a long time (around 15 years) and the power on my glasses has pretty ...
  A: Possible causes of strain that do come to mind are: 1. Your number has been over-prescribed. Doing ...
pathological myopia7/18/2008
  Q: This is for a friend of mine.He is 24 years old.and has myopia of -13 and -10 in each eye ...
  A: Aneesa, I appreciate your concern for your friend. Unfortunately, your friend comes under the ...
nerve damage and what it means7/18/2008
  Q: A fourteen year old friend of my daughter's had a firework explode very near her eye. They have ...
  A: I regret to be the bearer of bad news, but it seems that your daughters friend has suffered from ...
eye drops and migraines7/16/2008
  Q: I am a 46-year-old male, and in the past year I started experiencing migraines. They occur in my ...
  A: Migraine !!!! hmmmm ! From what you describe, I think we possibly need to re-look the diagnosis. ...
flashes of light in eye7/16/2008
  Q: All of a sudden I am experiencing circular flashes of light mostly in my peripheral vision. I have ...
  A: What you describe appears to be a phenomenon caused by posterior vitreous detachment, which is a ...
esotropia & blinking7/16/2008
  Q: About 1 year ago, my Optometrist told me that I had mild Esotropia. Lately I have noticed that my ...
  A: Yes, it is possible that both these problems are related. The esotropia could be of neural origin. ...
sticky eye lashes7/16/2008
  Q: Sometimes when I wake up after sleeping my eye lashes stick together. Can you tell me the best thing ...
  A: Stickiness of eye lids on waking usually indicates some minor form of infection in the eye. You most ...
dilated pupils7/14/2008
  Q: I have 4 kids three boys and one girl. My Question is this, My youngest boys pupils are always ...
  A: The size of the pupils may vary due to genetic variations or even due to a variation in the light at ...
glaucoma7/14/2008
  Q: Namaskar My niece, who is 12 now, got her eye ball pressure ,NCT 22, 24 .Actually it was the myopia ...
  A: Unfortunately the answer is yes. Glaucoma can develop at any age. Although glaucoma is much more ...
PVR7/12/2008
  Q: I had surgery for RRF and PVR, ROP. Does the PVR go away after the surgery and are the risks of the ...
  A: If properly managed by surgery and laser, the PVR would tend to regress and reduce the risk of RD. ...
Blue ring surrounds brown eye7/11/2008
  Q: I am a Chinese over 70. Recently I have some problem with itch in my eyes that caused me to look at ...
  A: The blue-grey-whitish ring that forms around the outer part of the cornea is called an "arcus ...
epilasik7/11/2008
  Q: I underwent epilasik two weeks ago. Four days post off, I got a large splash of water in my left ...
  A: Epilasik is a procedure in which a thin flap of the cornea is raised, the underlying surface is ...
retina7/10/2008
  Q: I had surgery. What does : PFC, EL, PFx, RRD, PVR mean. Is silicone oil removal recommended in ...
  A: The general consensus in the medical community is not to remove the silicone oil unless medically ...
Optometry measurements7/10/2008
  Q: What measurements are taken from image of the retina? ANSWER: Dear Shaun, I would need to ...
  A: Measurements like Ratios e.g. cup-disc ratio, comparative calibre of vessels are ratios. Thickness ...
Contact Lenses7/10/2008
  Q: I accidently left my contacts in until 5:30 a.m., my eyes got all red, not swollen, my nose started ...
  A: Sounds like you have a"pink eye" Overwearing and sleeping with contacts is a strict No-No ! If you ...
retina7/9/2008
  Q: I had surgery. What does : PFC, EL, PFx, RRD, PVR mean. Is silicone oil removal recommended in ...
  A: It is difficult to second-guess another doctor as some get in the habit of using abbreviations that ...
peroxide in eye7/8/2008
  Q: I accidentally got a drop of that solution that you need the special case for (I think it is ...
  A: Hydrogen peroxide if concentrated can burn the conjunctiva and cornea. I hope you washed your eye ...
Glaucoma7/8/2008
  Q: My doctor treated me for glaucoma for 4 and 1/2 years. I changed doctors and he took me off the eye ...
  A: I can understand your confusion. The question-who do you trust- is very difficult to answer. ...
stray veins7/8/2008
  Q: I wear contacts and have worn them for about a year now. Recently, I visited my eye doctor for an ...
  A: Build up of white cells (or infiltrates) are most frequently a sign of allergy or hyper sensitivity ...
Brown spot in my vision7/7/2008
  Q: Morning, I am 23 years old, female and in generally good health. Within the past 2 weeks I've begun ...
  A: These floating spots that you are seeing are called floaters. floaters generate as a result of ...
Blocked tear ducts.7/7/2008
  Q: An old aged pensioner I know has blocked tear ducts and he weeps all day, but he won't see about it. ...
  A: Most probably your friend's friend was unlucky. There are very good surgical options available to ...
concerning floaters7/6/2008
  Q: Being myopic i've had floaters for some time now.What i find unusual regarding these is that every ...
  A: I hope you do appreciate that these floaters are as a result of degenerative changes in the jelly ...
Optometry measurements7/4/2008
  Q: What measurements are taken from image of the retina?
  A: I would need to understand the question better before answering fully. Kindly elucidate your query ! ...
Do human visual and colour receptor work differently? do human have the same visual experience?7/4/2008
  Q: I got a question on human vision -Does Human have the same colour vision receptor? Do they work ...
  A: My replies to your queries are marked in front of the queries. Is it possible for us, human to ...
Clear Lens Extraction - Vision Improvement7/4/2008
  Q: About the Electric Shock effect on the eye, I get as though some minute particle is moving inside ...
  A: Okay- now I understand your query. The minute particles you see moving are usually called ...
Red Cloudy Eyes7/3/2008
  Q: I have a daughter who is now 2 year old and has about a year suffering from red eyes. It all started ...
  A: I however do not see any query here !!! Anyhow, pataday and claritin are both very good ...
Do human visual and colour receptor work differently? do human have the same visual experience?7/3/2008
  Q: I got a question on human vision -Does Human have the same colour vision receptor? Do they work ...
  A: I will try to briefly answer your queries. Please find the answers noted against each of the ...
liquid inside the eye7/3/2008
  Q: is there anything i can do to prevent the liquid inside the eye from detaching itself to cause ...
  A: If by liquid you mean the vitreous and by detaching you mean posterior vitreous detachment- I am ...
Problems with Clear Lens Extraction Surgery7/2/2008
  Q: On 26th & 27th June 2008, I did Clear Lens Extraction Surgery for my eyes. Basically , I was using ...
  A: I am a bit confused by your query. Could you kindly describe the "Lightning / Electric Shock" that ...
eyes7/1/2008
  Q: got a new pair of reading glasses but could not see properly out of them struggled with out them for ...
  A: Any new pair of eye glasses usually takes a little while to get adjusted too. Also think of it this ...
Cataracts and dry AMD7/1/2008
  Q: Sahai, My Mother (age 79) has cataracts and dry AMD in both eyes. Her opthalmologist told her that ...
  A: I appreciate your concerns about the development of wet ARMD after cataract surgery. I must however ...
Red Cloudy Eyes6/30/2008
  Q: I have a daughter who is now 2 year old and has about a year suffering from red eyes. It all started ...
  A: Vitamin A deficiency is not a big problem if handled properly. Normally a growing child needs a lot ...
eye tumer6/30/2008
  Q: my 13 year old sister has developed tumer near her retina,this we found after her mri scan conducted ...
  A: Any tumour in/near the retina is a very serious issue. I would strongly suggest immediate ...
Diabetic Retinopathy6/30/2008
  Q: background diabetic retinopathy, moderate myopia astigmatism bilateral : pinguecula also states that ...
  A: In our practice, we usually recommend that a diabetic should, after 10 years of onset of diabetes, ...
Glaucoma and Head Trauma6/29/2008
  Q: A couple of months ago, I was getting my eyes checked so that I could get contact lenses. When my ...
  A: I appreciate your concerns about glaucoma. Glaucoma, caused by injury is actually a relatively ...
Vision / eye power6/29/2008
  Q: SPH of my right eye is -7.75,CYL -2.00,axis 170degree,V/A 6/6 & that of left eye are -7.00,-2.5,180 ...
  A: As per your prescription, you already have a vision of 6/6 in both eyes. This is better ( and ? ...
Cornea lattice Degeneration6/26/2008
  Q: I am 27 and I had Lasik surgery 5 years ago. Yesterday, I went to an Opthalmologist and was told ...
  A: Are you sure that your doctor said lattice degeneration of the cornea ?? Normally we use the term ...
Red Cloudy Eyes6/26/2008
  Q: I have a daughter who is now 2 year old and has about a year suffering from red eyes. It all started ...
  A: Sorry for the delay in this reply, but for ? reason I did not get the alert for this query. From ...
equating a contact to eyeglass prescription6/24/2008
  Q: What does a contact prescription of 2.75 in one eye, 3.00 in the other, equate to in terms of 20/20 ...
  A: A prescription of -.275 and -3.00 would roughly translate to an unaided vision of about 20/200. ...
pink watery eye unilateral right eye6/23/2008
  Q: I have had a pink watery eye for six weeks following a corneal abrasion. However, prior to that I ...
  A: Most allergic conditions (if that is what we are looking at) rarely have serious repercussions. ...
cystoid macular edema6/23/2008
  Q: Sahai, I am an active, fit 23 year old asian woman. I have been diagnosed with CME in both eyes. My ...
  A: OC pills and multivitamins are not an issue at all ! Also astigmatism and near sightedness (called ...
Corrective Eye Surgery Left Lid Droopy6/23/2008
  Q: I have had 4 corrective eye surgeries in my life time. Two were in the last two years, to correct ...
  A: It sounds like you are suffering from Duanne's Retraction Syndrome- Type III. As you are aware, ...
Floaters6/22/2008
  Q: anshu.. i am sudarshan raut a 3rd year medical student.. well i recently started seeing a black spot ...
  A: Sudarshan, Black spots, also called "floaters" or "muscae volitantes" are a result of degenerative ...
retinal detachment6/22/2008
  Q: I had surgery on June 5, for a detached retina. I did not know that the floaters and flashes of ...
  A: Scleral buckles, placed during retinal detachment surgery, are placed beneath the muscles that are ...
Corrective Eye Surgery Left Lid Droopy6/21/2008
  Q: I have had 4 corrective eye surgeries in my life time. Two were in the last two years, to correct ...
  A: Your condition and history sounds very complex and would be very difficult to address without having ...
eye glasses6/20/2008
  Q: I have recently lost my eye glasses and can not have an eye exam soon due to financial reasons. My ...
  A: As an eye specialist, I can not ethically suggest that you go in for any spectacle substitute that ...
pink watery eye unilateral right eye6/20/2008
  Q: I have had a pink watery eye for six weeks following a corneal abrasion. However, prior to that I ...
  A: Red or pink eye usually would indicate some form of allergy or infection. In case there is an ...
cystoid macular edema6/20/2008
  Q: Sahai, I am an active, fit 23 year old asian woman. I have been diagnosed with CME in both eyes. My ...
  A: Before I answer your query, I would require some additional information: 1. What is the diagnosed ...
retinopaathy6/19/2008
  Q: I am a fairly new diabetic - since Feb 2007 (I or II --- probably both)Need to go for my annual eye ...
  A: To answer your queries: a. There is no "SOLUTION" to retinopathy, the only solution is regular ...
retinopaathy6/19/2008
  Q: I am a fairly new diabetic - since Feb 2007 (I or II --- probably both)Need to go for my annual eye ...
  A: For your contact lenses updation, visiting an optometrist should suffice. Your Ophthalmologist may ...
blue tints where eye should be white6/16/2008
  Q: my daughter is 3 years old and for a while now the white of her eyes have been turnin blue, is this ...
  A: I appreciate your concerns as the mother of a growing young child ! In a vast majority of growing ...
nystagmus not a problem?6/14/2008
  Q: I have an eight week old infant and I have noticed on 3 separate occassions her eyes shaking back ...
  A: From your description of your pregnancy and your daughters fixing and focussing, I do not see any ...
nystagmus not a problem?6/12/2008
  Q: I have an eight week old infant and I have noticed on 3 separate occassions her eyes shaking back ...
  A: Sorry for the delay in replying. If your child is fixing and focussing at you most of the time, or ...
Request Conversion from -1.5 D to 6/6 or 6/9 or 6/12 & so on6/12/2008
  Q: Respected Sir/Ms, I am 17 years old. I have SIMPLE MYOPIA (-1.5) in both eyes. There is no ...
  A: A simple myopia of -1.5D would roughly translate to an unaided vision of about 6/12 to 6/18. However ...
Request Conversion from -1.5 D to 6/6 or 6/9 or 6/12 & so on6/11/2008
  Q: Respected Sir/Ms, I am 17 years old. I have SIMPLE MYOPIA (-1.5) in both eyes. There is no ...
  A: Help me out here, I am a bit confused by your question !!!! What do you mean by "Convert" -1.5D is ...
Left eye: pain behind it. Dropping left eyebrow/lid6/10/2008
  Q: Symptoms I am experiencing exist on the left eye. Mild pain behind left eye that feels like warm ...
  A: An archnoid cyst in itself is usually not a major cause of concern. Although this is not my area of ...
Ring6/9/2008
  Q: On one eye I have a thin brown ring circling around the cornea I hope this has nothing to do with ...
  A: Brown rings around the cornea are not very uncommon and are usually of no consequence. It is a bit ...
Left eye: pain behind it. Dropping left eyebrow/lid6/9/2008
  Q: Symptoms I am experiencing exist on the left eye. Mild pain behind left eye that feels like warm ...
  A: I would strongly recommend that you consult your neurologist immediately. Your symptoms can be the ...
Achromotopsia/Estrophia6/6/2008
  Q: I have a nearly 2yr old little girl who was born with a genetic eye condition "achromotopsia" ...
  A: I am familiar with the term achromatopsia and esotropia. Although it is a bit difficult to explain ...
symptoms after catract surgery5/31/2008
  Q: Anshu Sahai for your reply. I asked in my previous post (I am a doctor, recently had catract ...
  A: After going through your description of symptoms etc, two possibilities come to my mind. a. High ...
problem after catract surgery5/30/2008
  Q: I am a doctor, recently had catract surgery (1 week back)with phaco emulsification & folding IOL. ...
  A: Sensation of flashes may be transient after cataract surgery and may not be very significant. ...

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