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Re: This makes no sense. Shes -1 diopter(-.75 contacts) and got lasik


more news from pat.



I am 17 days post LASEK with custom wavefront on the Bausch & Lomb Zyoptix machine. I was a -.75 in the right eye and a -1.75 in the left. Six years ago I had my original lasik procedure on both eyes which were both -9.00 at the time. Since then I had settled into the -.75 and
-1.75. Given my now thinner corneas I went with LASEK this time with wavefront.
I am now seeing at 20/60 in the left and 20/100 in the right with no change in more than 10 days.

Should I be concerned?


*I wont bother replying to this. Its her mistake to get an enhancement, especially on both eyes. Now she will be wearing bifocals full time instead of only needing glasses for driving with the undercorrection. Some people need to learn to leave well enough alone and that some myopia is your friend, especially as you enter your presbyopia years.*


surface ablation may take weeks to heal and settle down. Personally, I would have only done the -1.75 eye and left the -.75 alone as it was near plano and the slight myopia it had would be great for monovision and delayed the need for reading glasses. Anyway give it some time to heal and let your new pescription settle down. If you still end up with a refractive error, you may need a new pair of glasses. I hope you do end up closer to plano than where you were.

The above was my reply to you in another post. I would keep waiting, you may regress some more. I still wonder why you didnt enhance one eye at a time starting with the -1.75 or just leave things alone and enjoy the monovision? Being hyperopic is bad, especially when you add presbyopia to the mix. I dont know if hyperopic enhancement is wise at this point. Id probably just leave things alone and stick to bifocals. Youd still need glasses even if you got more lasik anyway.

Hope this helps.(not a doc)



Last edited by Myope5, 12/12/2005, 7:39 pm
12/4/2005, 11:43 pm Link to this post Send Email to Myope5   Send PM to Myope5
 
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Re: This makes no sense. Shes -1 diopter(-.75 contacts) and got lasik


http://www.lasikinfocenter.net/Personal%20Experiences/Ellen.htm


This is a story of an enhancement gone wrong! Sometimes its best to leave things be. While an enhancement is fine tuning, its still not without risks. If you feel your seeing well enough, dont get enhanced just for the sake of it! 20/30 vision is very functional and you can always safely wear a very thin pair of -1 or whatever glasses anytime you need the extra boost to 20/20 or 20/15. Many surgeons dont even want to enhance anything less than -1 and/or 20/40 UCVA. The risks of overcorrection is increased when correcting such small amounts of myopia. With large amounts, theres a safety margin and also the healing response is greater so regression is common.

Again, if you can already see fine, why get enhanced? Wear a thin pair of glasses whenever you feel like instead of getting enhanced. Consider your reduction of glasses dependancy a success. This is what lasik was made for. Dont expect to get perfect vision or else dont bother with lasik because youd be setting yourself for disapointment. In my opinion, I wouldnt bother getting lasik if you can see better than 20/100 UCVA and have less than -2 diopters of myopia. I wouldnt bother getting enhanced if you can see well enough to legally drive, 20/40 and have a single diopter or less. Astigmastim blurs from both near and far, ditto for hyperopia, especially in the presence of presbyopia so theres more leeway. With low amounts of pure myopia, it may be best to leave things be. My brother has only a single diopter of myopia and half a diopter astigmastim and can see 20/60 uncorrected and he doesnt usually even wear glasses!

While its true some low myopes will still insist on surgury with the reason that they are comparing uncorrected vision to their new uncorrected vision, truth is they could wear a thin pair of glasses as much or little as they want. Plus youll be thankful you can delay the inevitable need for reading glasses when you enter middle age. There was this guy who was -1.25 with slight astigmastim seeing 20/40 UCVA, 20/15 BCVA who got lasik.(his pescription vs. 20/xxx agrees with my diopter chart)He ended up 20/20 but still complains a little. I asked him if he was happy and he said thought call, I mean im seeing 100% better. I told him since you didnt like to wear glasses, any improvement was welcomed and he agrees.
I personally think maybe he should have gotten intacs or done ortho-k instead.
12/7/2005, 2:45 am Link to this post Send Email to Myope5   Send PM to Myope5
 
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Re: This makes no sense. Shes -1 diopter(-.75 contacts) and got lasik


"How do you correct yourself???????"

With glasses and occasionally contacts. When I got contacts for the first time, I could not believe how blurry my near vision was(sad when your only 23) and those contacts were only -3.5 too!(comparable to -4.25 to -4.5 glasses) so I was still a bit undercorrected at 20/40 instead of my 20/30 BCVA I had taken my near vision for granted and always read without glasses, granted I had to bring material less than a foot away.
Ive been told im too young to have presbyopia but my symptoms reflect presbyopia anyway.


"I just don't know if it is worth giving up my distance sight (I wear contacts) and then have to wear glasses to see up close"

If you wear contacts that fully correct both eyes, you STILL need reading glasses. I see your trying monovision. ive tried that, dont like it plus contacts arent comfortable so im sticking with glasses. I just take em off or peek under them for close up.


"My doctor explained that it would be helpful so that I would not have to use reading glasses for "every picky thing" such as looking at my watch, etc."

so why not get what SU did? Get one eye to plano or close to plano and the other eye a little undercorrected like the 20/40 shes at? You will still need reading glasses but only for stuff like fine print or reading for hours on end.


"I tried reading glasses with my contacts, and was not thrilled with that either."

Neither was I! It defeats the purpose of contact lenses! Not that I find them comfortable either to begin with!


"I hear tey have bifocal contacts. If that works, it would be the best of both worlds...When your vision gets worse, you just chnage prescriptions."


Give those a try. me and mom did and didnt like em. Vision isnt as clear with those.


If contacts are comfortable to wear, why get lasik in the first place? Those who do didnt find contacts comfortable


"but due to my astigmatism they did not correct me very well (toric) and were not comfortable."


How true. I hear people complain all the time with torics with them irritating their eyes and rotating and thus disorting vision. I know a lady whos looking into wavefront lasik because of this. She also doesnt like glasses and has been spoiled with near full time contact wear so shes just not used to glasses.


"I do agree with ACE in that it is a personal decision and you probably will need some type of glasses one way or another."


This is what has discouraged lasik for me. I know ill still need glasses anyway. There is NOTHING that can be done to eliminate my dependancy on glasses, period. I can get closer to plano than my -5 pescription, thats all. Actually, lasik is advertized to reduce dependancy on glasses. Key word: reduce!


"For me I want my distance vision to be as close to 20/20 as possible because that is what my old coke bottle glasses corrected me to."


which do you use your eyes more for, seeing in the distance or up close?


"I am not tyring to convince you to get the surgery, only you can decide. Believe me I took 3 years to decide."

Yea, its not something one should rush into. For me, lasik is gonna be a tradeoff plus ill lose some ability to see at night, have more dry eyes, need reading glasses or even bifocals and ill be taking the risk and expense of surgury. Ill probably end up 20/50 to 20/100 after lasik, correctable to 20/30 to 20/50 depending how well it goes. Lasik isnt for me, but it may be a possibility for some. Think carefully before dedicing


"But after wearing glases for 35+ years, it is nice to see the clock across the room at night and be able to find my kids in the pool"


yea! Everyone comments how nice its to see their clock when they wake(unless they are low myopes to begin with) I can see the clock which is 5 feet from me without correction but its blurry.


"My DR told me that the monovision would only work for a while (few years?) because eventually the undercorrection would not be sufficient enough to offset the presbyopia."


only for near. Your -1 undercorrection will countinue to work forever for intermediate at around 1 meter. This means no reading glasses for the computer or anything arm length away from you.


"At that point in time, I could go in and have the undercorrected eye brought up to 20/20."


Theres no guarantee. Will you be happy if it falls short at 20/25? What if you end up a little overcorrected or some induced astigmastim? Then itll be blurry at all distances! Plus if you give up your -1 monovision youll have to carry reading glasses at all times and need them even for using the computer if you want it to be really clear. I think you have it the BEST now. Nothing can be done to reduce your glasses dependancy anymore than where its at now.
12/10/2005, 12:15 am Link to this post Send Email to Myope5   Send PM to Myope5
 
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Re: This makes no sense. Shes -1 diopter(-.75 contacts) and got lasik


her dilemna:

I am a 43 year old female who had a very successful LASIK experience in early 98. I have had 20/20 vision from the day after my surgery until last month when I noticed an increasing blurriness to my vision. My eye Dr. has told me I am experiencing regression, and my distance sight now requires -.50 in each eye. Is it normal to have that kind of fallout in vision in such a short period of time?

my answer:

I agree! She absolutely should NOT get more lasik or she will end up in bifocals. Also being -.5 diopters doesnt even need distance glasses

I agree with what Glenn said. At your age, your very minimal myopia is helping you put off reading glasses. If you get enhanced you will still need glasses, the reading kind. Any overcorrection and youll see blurry from near and far. Right now you probably dont need glasses at all but its up to you if you want to wear glasses or not.
Not a doctor, just my opinion!
12/25/2005, 10:50 am Link to this post Send Email to Myope5   Send PM to Myope5
 
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Re: This makes no sense. Shes -1 diopter(-.75 contacts) and got lasik


whatever im going to say is just my opinion. When did you find out you were nearsighted? Can you tolerate going without glasses most or all of the time? My brothers eyes are worse than yours and he only wears glasses for driving. With your mild -1.5 pescription and 20/15 BCVA, you probably are 20/40 uncorrected, right? This means you could easily go without glasses, but theres nothing wrong wearing glasses as little or as much as you want.

I see you use your eyes for near work alot so I believe your myopia may aid in this. Your dependancy on glasses would be very low, only needed for some distance vision activities. You are correct that as you get older, your myopia will keep you out of reading glasses. Thats another strong reason for keeping your myopia. Plus you are expecting to reach 20/15 after PRK. This is an unrealistic expectation and you may be disapointed. You have very little to gain with such a low pescription that in my opinion its not worth the surgury.

I was thinking of Intacs which is a temporary form of surgury where the implant two tiny half rings in your cornea. The good thing about it is if your not happy they can simply be extracted. Of course this is not without risks either. You have to ask yourself this, is surgury worth the possibility of eliminating your already very, very low dependancy on glasses and already good 20/40 uncorrected vision? I can not tell you NOT to get surgury. Its your eyes and think long and hard if the benefits outweigh the risks. Once its done, theres no going back. Thanks for reading my opinion and happy holidays to you too! If you have further questions, feel free to email me.

this was my reply to this -1.5 diopter guy. Although hes only 23 now, its still not worth the risks for such a low refractive error
12/26/2005, 10:41 am Link to this post Send Email to Myope5   Send PM to Myope5
 
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Re: This makes no sense. Shes -1 diopter(-.75 contacts) and got lasik


He posted in a forum asking which laser to use and hes looking to go cheap as well. He said his eyes arent bad. I then asked what pescription he was and he replied back saying hes a -1. This is then what I said to him:


You are only a -1? Thats very low myopia and in my opinion definately not worth taking the risks. My brother is a little worse than that and he only needs glasses for driving. He can see everything clearly without glasses, especially things 1 meter and less. You already have it very easy with your very low dependancy on glasses and you will see things from 1 meter perfect without glasses. This means reading and using the computer are done without glasses. Your distance vision is only very, very slightly blurry and only needs the occasional glasses wear. My brother has worse vision than you and doesnt need glasses 99% of the time.



While I cant talk you out of lasik, its something you have to think long and hard about. Do you feel your vision is bad enough to take the risks and expenses of lasik? Are you very active in sports and the outdoors where any myopia is bad? Or do you spend lots of time reading and on the computer? How dependant on glasses are you and how functional are you without glasses? I would imagine you could function fine without glasses, my brothers a little worse than your -1 and says glasses make very little difference as his myopia is so low things just arent really blurry at all.





Private comments: Thats it for now. If he still wants to go ahead, I cant stop him but I dont think hes going to be happy to lose his ability to see from near and trade up minus glasses for plus reading glasses. Also his uncorrected vision is quite decent and while he might get 20/20 after lasik, the quality may leave something to desire and frankly he may find his uncorrected -1 pre-op vision better than his new "20/20" post-op lasik vision. Whats worse is he will lose the gift of myopia and need reading glasses at some point if not now. I know too many guys who were -1 or -2 who got lasik for nothing and now they are really in regret knowing they saw OK without glasses before lasik and tried to fix something that wasnt really broken. Now they have complications and still need glasses, the reading kind that is. They traded up glasses and wasted money and ruined their eyes in the process!
1/11/2006, 3:28 am Link to this post Send Email to Myope5   Send PM to Myope5
 
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Re: This makes no sense. Shes -1 diopter(-.75 contacts) and got lasik


>This may surprise you, but I am
>pretty dependent upon my glasses.
>I do not like seeing things
>in a blur.


Nothing wrong with wearing glasses, they wont hurt you. If you are happy with them, thats fine. I wish I were a -1 then I wouldnt need to wear glasses. Yes there will be blur but the blur will be so tiny it would bother me less than the hassles of glasses. My brother is -1.25 and -1.5 and hates glasses. Going around in a slight blur is his preference over wearing glasses. He doesnt have trouble seeing anything, the blur is too slight to give any trouble.


>Watching TV
>or going to a movie,
>I have to wear them.


Thats what many low myopes do, wear glasses just to watch TV(movies) and for driving.

 
>The only
>reason I ever got glasses was
>that I could not read street
>signs if I was trying to
>follow directions until I was already
>past them.

Its a good idea to wear glasses for driving, no arguements there. In fact its required if you arent 20/40. This is what my brother does, he just wears glasses to drive.


>I run and
>lift weights, so I wear my
>glasses when running, usually not when
>lifting.

Glasses arent needed for either. I sometimes dont wear glasses when running as the glasses sometimes move and I sweat in them. I am a -4.5 and I can see well enough to run around a track without glasses!


>I am a landscaper,
>so I am active with my
>work and have to remove my
>glasses once I have sweat drip
>on them.

You still see fine without them, I see quite poorly without glasses.


>Plus all the
>driving to meetings, job site, shop.


Again, its fine to wear glasses to drive.


>I know that
>there are complications which is why
>I have not done it yet.


Its great you are informed. I read so much about lasik and also havent and wont be doing it because its too risky, especially for my huge pupils and besides with my presbyopia id still need reading glasses. Lasik wont free me of glasses. Plus losing my ability to see at night is a concern. I know alot of people and friends who had complications and this has scared me away. I dont exactly like glasses and hate seeing 20/400 without them but glasses are much easier and safer to deal with than the risks and problems of laser surgury.


> I had a consultation with
>a lasik vision place in November
>and have not done it yet
>because of doing some research.
>So I just need to keep
>looking and speaking with people I
>know had it done and see
>how they like it and if
>they have any problems.



Research is the key. If youve made your mind up, I strongly suggest getting your dormant eye done first and wait some time before deciding when and if to do the other eye. If you arent happy after one eye is done, you can go back to glasses or enjoy monovision.



How well do you see with glasses? 20/20? How well do you see without glasses? How often do you wear glasses and what things can you go without glasses? Can you see the computer monitor clearly without glasses? If you wear glasses even when using the computer, your probably actually worse than a -2.
1/12/2006, 6:25 pm Link to this post Send Email to Myope5   Send PM to Myope5
 
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Re: This makes no sense. Shes -1 diopter(-.75 contacts) and got lasik


I extend my consolences. You mentioned you are less than -1. This supprises me why such a low pescription needs glasses. Isnt this something like 20/25 or 20/30 instead of 20/20? This would not need glasses for anything and definately not worth taking the risks of lasik if someone is already seeing 20/40 or better uncorrected then glasses are highly optional. Nothing wrong with wearing glasses reguardless what pescription you are but the lower it is, the less dependant on glasses one is. Its my opinion those who are less than -2 and hate glasses can wear them less or not at all and still see fine. My brother is -1.25 and only wears glasses to drive. I wish I was a -1, I would throw out my glasses and never look back!


*this was my response to this guys dilemna below*

Last October, I had Lasik performed on my eyes. I have been having night vision problems since the surgery. I see streaks, arcs and halos in both eyes, but the biggest distraction is a ghosted image (straight up/North on the compass). This ghosted image is in both eyes in the same spot, but the right eye is much more noticable and appears in dim light where the ghost image in the left eye does not appear until it is dark.
My pre-surgery perscription was not large (<-1 diopters, no astig). Many people feel that this is too small a perscription for surgery, but I need glasses/contacts for every activity I did during the day, except when I was at my desk. If I didn't wear glasses/contact I got a headache. Contacts irratated my eyes and glasses gave me occasional headaches. So, I had the surgery done with a very well known surgeon in the area using the Visx S4 laser.

Soon after surgery I was plano in my one eye and a -.25 in the other. At 6 months, I was -.25 in both eyes. Now I'm -.25 with a -.25 astig in one eye and -.50 in the other.

I recently saw this text on a Lasik website:
* The VISX® laser utilizes the VSS technology in creating a blend zone in myopic patients receiving e -1.0 diopter of vision correction.

Does this mean that because I needed less than -1 diopters of correction that a blend zone was not performed on my eye? Does this mean that my treatment zone is at 6.5mm with a steep wall to the untreated area instead of 6.5mm + 1.5mm blend zone?

My surgeon has suggested retreatment, but if the same zone of treatment is used, I would expect to have the same night vision problems. I have used Alphagan P and the double vision is gone (I still have some glare/halos but I assume that it may be from the small perscription I still have). Is there another laser that could better retreat my eyes to expand the zone of treatment? Any better solutions coming in the future?

Any help would be greatly appreciated!!!

Thanks, Tom

1/14/2006, 8:37 pm Link to this post Send Email to Myope5   Send PM to Myope5
 
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Re: This makes no sense. Shes -1 diopter(-.75 contacts) and got lasik


>I know that a lot of people
>with ~-1 perscription have no trouble
>without glasses, but I did.


I would not be supprised if you were closer to -2 than -1. Do you still have any records of your pre-op pescription? I know this guy who thought he was a -1.5 and he said he saw 20/80 uncorrected, 20/15 with correction and I told him this does not add up. There is no way a -1.5 diopter pescription reduces 20/15 into 20/80. Turns out I was right. He was measured at 20/50 in one eye, 20/70 in the other and refracted at -2 diopters with a little astigmastim in the 20/70 eye. Yes you heard this right. -2 diopters and 20/50. We both agreed hes no worse than 20/60, not even on a bad day. He did agree he can function without glasses for many things. Nothing wrong with him wearing glasses as little or as much as he wants.


>I was around 20/60 - 20/80.


What were you corrected to with glasses? If you corrected anywhere near 20/20 and especially to 20/20, there is NO way being -1 or less gives such bad uncorrected vision. I have friends and know people who are less than -1 and they all see 20/40 or better, many seeing 20/25 which is just shy of 20/20. I, myself had 20/50 vision(a while back) where a -1 lens corrected me to 20/25. 20/60 to 20/80 vision that is corrected to 20/20 would be corresponding close to -2 diopters.


> I couldn't drive, watch tv,
>attend a meeting, or do much
>anything that required me to read
>at a distance of more than
>7-10 feet. For some people,
>this is fine, but this is
>most of my day and without
>glasses it gave me headaches.


That I understand. This would be typical of a pescription around -2. It is NOT typical of -1 and especially less.


Again I extend my consolences for your bad lasik experience. How well do you see now uncorrected in each eye and are you back in glasses?
1/16/2006, 9:13 pm Link to this post Send Email to Myope5   Send PM to Myope5
 
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Re: This makes no sense. Shes -1 diopter(-.75 contacts) and got lasik


"Soon after surgery I was plano in my one eye and a -.25 in the other. At 6 months, I was -.25 in both eyes. Now I'm -.25 with a -.25 astig in one eye and -.50 in the other."


If you are still -.5 in the other eye, wouldnt this be just -.25 diopters better than before you had lasik? You also mentioned you are still 20/20 after lasik in good lighting despite being -.5
This therefore makes no sense you were 20/60 and -.75 before lasik if you are now 20/20 and -.5 after! Arent you wondering the same thing as well?


"Like
>I said, without the glasses I
>would get migraine-like headaches focused behind
>the eyes."


I dont get headaches without glasses or with weaker glasses, in fact I sometimes get eyestrain with full power glasses! It sounds like you might have tonic accomodation and without glasses you are straining to see so everything just gets blurrier. The same thing happens to me if I strain which isnt often that I strain.


">>What were you corrected to with glasses?
>A little better than 20/20.
>I tested a little better than 20/20(after lasik),
>but as soon as they turned
>off the lights things because a
>mess and the double vision appeared.


This explains why you still see 20/20 6 months after lasik despite being a -.5 but it doesnt explain the 20/60 and -.75 before lasik. Assuming this isnt a mistake, I will go by the theory that you had tonic accomodation or pseudomyopia and without glasses you strained to see so things quickly became blurrier. As soon as you placed those -.75 glasses your eyes relaxed and in a few seconds things cleared right up. Lasik provided the equivalent correction glasses did and now that you no longer strain your eyes, you dont experience tonic accomodation and can still see 20/20 after lasik despite being -.5 diopters shy of plano. Do you or anyone agree with this theory?
The blur you experienced at -.75 was not just from the myopia alone but from the straining which caused tonic accomodation as well.


Your issues in dimness/darkness could be your pupils dilating and covering over more aberrations and also your lasered zone may smaller than your dilated pupils. Try this, take a piece of paper and make a tiny pinhole then look at something. Compare the difference thru a pinhole.


">I'm not sure if it matters, but
>pre surgery I my high order
>abberation % was around 27-28%.
>After surgery was reduced very slightly
>to around 25%. Could my
>HOA level be any reason why
>my vision results could have been
>poorer than another who was around
>the same perscription?"


This doesnt make sense. If you had more aberrations before lasik, your quality and accuracy of vision wouldnt be that great. Try the pinhole test as I said and get back to me. Thanks for your time reading this all. You are also helping me understand all of this!
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