Ok going for Mini-Monovision...

Posted , 7 users are following.

If you had to decide between these 2 very experienced professors/surgeons for mini monovision.

Note- Left eye is with dense cataract, right eye with light cataract, but spreading fast.

Surgeon No.4

Right eye target: Minus 0.20

Left eye target: Minus 1.40

Difference of 1.2 Diopter

IOL used- Zeiss Monofocol

Con 1- Willing to do both eyes at same time, we won't though (but bit irresponsible of him, don't you think?)

Con 2- Zeiss lens has only the coating that is hydrophobic

Con3- Zeiss lens does not keep PCO at bay. He does not see that as an issue, if it comes after 1 year or 3 years it is going to come anyway according to him. Does not see YAG as an issue.

He is experienced enough to do lens replacement on YAGed capsules!!!!!

Surgeon No. 3

Right eye target: Minus 1

Left eye target: Plano

Difference of 1 Diopter

IOL used-Hoya

Con1- Currently my wife's right eye is dominant but he is targeting left eye for plano. Left eye is with dense cataract. Does not see dominant eye thing as an issue for someone who had good vision in both eyes pre cataract.

Con2- He is targeting plano in one eye. What if when IOL settles it over shoots by +.25 or +.5? Surgeon 4 said he would never target plano for mini monovision.

Pro1- Suggested one eye at a time, with gap of 4 weeks or longer (if cataract spreads slower in the right eye).

Pro2- Hoya lens has square edge and is Hydrophobic.

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  • Posted

    surgeon 4. reasons:

    1. zeiss is more well known than hoya.
    2. make right at -0.55. and left at -1.4. or -1.05. looks like he obviously knows what he is talking about. there is rarely such a thing as plano. in ur wife's case the plano is -0.20 or +0.15 . +0.15 wastes that much diopter from the near.
    3. zeiss more prone to pco but with her young age she is going to get it anyway. hopefully she can prolong the YaG.
    4. dont touch right is vision not impacted. allows you to compare iol vision with natural eye.
    5. try not to replace lens on YAGd capsules.

    good luck.

  • Posted

    Doing one eye at a time is more common, both for "safety" and financial reasons (in US, where reimbursement is cut in half for second eye if done on same day).

    But doing both eyes at same time is common in some centers in Europe. Article: "Two for One: Bilateral Cataract Surgery" for discussion. So I wouldn't hold it against Surgeon 4 that he is willing to do both eyes at sametime.

    I didn't look as deeply into mini-monovision, but most articles target dominant eye for distance. Did you get chance to ask Rockstar why he suggests non-dominant eye for distance (he says it doesn't matter, but if it doesn't mater, why this recommendation)?

    Since Zeiss IOL not available in Canada/US, I didn't look into that either, but I would assume hydrophobic surface is going to be very similar to entirely hydrophobic as far as how the eye tissue reacts.

    Would be interesting if you go with Surgeon 4 for Mini-monovision, when Surgeon 3 was the one who strongly prefers mini-mono.

  • Posted

    I vote for surgeon no. 4.

    I love it when a person can learn from his experience/mistakes, and that he is man enough to say he was wrong. He have told you he have promoted edof, but now he have stopped doing it for several reasons.

    He really did not need to tell you this, but he did, for me that makes him very trustworthy.

    And by the way I agree with his findings, in my own experience the Lara is not better (or worse) than Symfony, my personal experience with Lara is very similar to everything I have read about the Symfony the last month. So to get near vision with these, you need mini-monovision with the Lara as well, unless you are one of the lucky ones as Sue.

    Therefore the trifocals must be considered better than Lara, if you go for premium lenses, and probably the reason why my surgeon from the start wanted to mix Lara with a trifocal, so they can balance out each soft spots.

    About hydrophobic/hydrophilic material. I have really searched the net about this subject since I am getting Zeiss, it seems to me that there was one other manufacturer some years back, that made a couple of batches where 0,008% were faulty with the hydrophilic material, and this have given it a bad reputation among some.

    The main reason for the faulty lenses have never been found, but it is believed that is was a fault in the material in those two batches, some suggest left over cleaning material in the machines.

    And the manufactorer that had these problems, are still using hydrophilic acrylic, because they found it was not because of the material in itself they had issues, it was something that happened during the manufacturing process back then.

    And beside that hydrophilic acrylic have some very good characteristics, in some areas better than hydrophobic acrylic, which is the reason that many uses this material. So personally I am not scared of it at all, i donΒ΄t see it as a bad thing at all.

    I also find the targets from surgeon 4 better, here in Denmark people that I know with monovision have been targeted for 1.5 on the near eye, otherwise you just donΒ΄t have enough near vision for using your smartphone and stuff without reading glasses.

    With the 1.5 people are often glasses free for many daily activities, I know one guy with this setup very well, I would say his vision is as good as my vision with one Lara, maybe his is actually a little bit better at near, but he have also had some years of training, I am still a rookie πŸ˜ƒ

  • Posted

    Worried - I would never have the surgeries at same tine - who does that benefit? I am not sure why your wife would consider it especially given one eye isn't as impacted as the other by a cataract. Even if both eyes need surgery it is so much more beneficial to have one eye heal and IOL settle (especially when having mini monovision). Any adjustments if first eye is off target can be made to second eye.

    I would think dominant eye does matter.

    IOL types mentioned I have not much knowledge of living in Canada.

    Curious to know what tipped the scales in favor of monofocals and mini monovision approach.

    • Posted

      Hi Sue

      You will find the arguments that tipped the scale in the earlier thread from WH.

    • Posted

      Must have missed a few - will go back and read them.

  • Posted

    By the way - the Zeiss CT Lucia is their latest monofocal, it is hydrophobic acrylic.

  • Posted

    I will reply to all your questions in one post instead of individually to keep it simple.

    Also for ease of understanding....

    Doc No.4 = Dr Zeiss

    and

    Doc No.3 = Dr Rockstar.

    zeiss is more well known than hoya.

    Dr Rockstar does Zeiss too but he said Hoya's lens division is quiet big too.

    Dr Zeiss on me asking about Hoya said they are good too, no difference in quality. He also said you need different skills to insert different type of lenses ( I assume he means mainly the haptics) so he teaches surgeons what to do and what not to do with various types of lenses.

    Dr Zeiss said that he does not know anyone personally who once starts using Zeiss then stops using them.

    make right at -0.55. and left at -1.4. or -1.05. looks like he obviously knows what he is talking about.

    Yes Dr Zeiss does seem like he knows what he is talking about. Although he is VERY eccentric, mad scientist type (actions not looks). We basically could not talk. He was talking 99% of the time. You can't interrupt him either or answer his question, he seems to go inside a thought tunnel when he talks, auto pilot. Me and my wife were looking at each other constantly with a wtf look πŸ˜ƒ We had a list of questions and we could not even look at the list! Although all the questions inidirectly or directly got answered by his though tunnel chat!

    zeiss more prone to pco but with her young age she is going to get it anyway. hopefully she can prolong the YaG.

    I know but why not delay it if possible. Dr Zeiss does not feel YaG is big deal.

    Dont touch right is vision not impacted. allows you to compare iol vision with natural eye.

    It is impacted now too gradually. Dr Zeiss thinks wife should operate both eyes within 8 weeks as he does not want my wife to have an accident or something.

    Dr Rockstar's assistant said I would drag the right eye as long as possible. Dr rockstar said maybe 6 weeks later if you like the left eye so much that you want to operate it too.

    try not to replace lens on YAGd capsules.

    Yes no way πŸ˜ƒ

    I didn't look as deeply into mini-monovision, but most articles target dominant eye for distance. Did you get chance to ask Rockstar why he suggests non-dominant eye for distance (he says it doesn't matter, but if it doesn't mater, why this recommendation)?

    Well left eye has dense cataract so left eye has to be operated first. Currently right eye is dominant but he Dr Rockstar thinks it could very well be due to left eye being covered with cataract. He does not think it is a big deal.

    Dr Zeiss thinks right eye is dominant simply based on the fact that my wife is right handed...so hmmm!!!

    Would be interesting if you go with Surgeon 4 for Mini-monovision, when Surgeon 3 was the one who strongly prefers mini-mono.

    Dr Rockstar was actually more human, looking back lol He obviously cares enough for stressing on us not to do EDOF etc!

    I love it when a person can learn from his experience/mistakes, and that he is man enough to say he was wrong. He have told you he have promoted edof, but now he have stopped doing it for several reasons.

    Yes we though that too. Although DrRockstar did Multis too (not as many as Dr Zeiss maybe) but now he does not do them regularly. One could also say that Dr Rockstar was smart enough not to jump on any bandwagon in the first place?

    Worried - I would never have the surgeries at same tine - who does that benefit? I am not sure why your wife would consider it especially given one eye isn't as impacted as the other by a cataract. Even if both eyes need surgery it is so much more beneficial to have one eye heal and IOL settle (especially when having mini monovision). Any adjustments if first eye is off target can be made to second eye.

    I would think dominant eye does matter.

    I don't see any benefit either. I guess when people fly from other countries then can have it all done and dusted or not have to go through the stress of operating twice? No we won't operate both at the same time.

    By the way - the Zeiss CT Lucia is their latest monofocal, it is hydrophobic acrylic.

    Says excellent for far vision (only?). Why not aberration neutral?

    I assume based on the shape Dr Zeiss described, he uses ZEISS CT ASPHINA or ZEISS CT SPHERIS. I can ask both docs about the Lucia too.

    image

    image

    Ok I think i replied to every post πŸ˜ƒ I see positive and negative in both surgeons. I wish I could combine both of them lol

    • Posted

      Another thing, Dr Zeiss asked my wife if she had seen her cataract? My wife was confused lol

      He then did something and my wife was able to see the cataract in both her eyes. I was far away so was not sure what he actually did. I think he shone a light or something and reflected something, not sure.

      Wife describes it as lot of squiggly lines made by a semi empty marker. Overall shape was like a big X in the left eye. Right eye not as bad but not clear either.

    • Posted

      Oh and like strands too. Her words πŸ˜ƒ

    • Posted

      Search for article from All About Vision: "Dominant eye test: How to find your dominant eye"

      Eye dominance can't be predicted by handedness alone, but it is true that a right handed person is 2.5 times more likely to be right eye dominant. Article also has some good insights into other signs (like which eye your wife would have used in the past when using a camera, sports, etc...).

      If you like Rockstar more, could you just ask Rockstar to assume Right eye is dominant, and to target less than piano?

    • Posted

      Ok will read that again. I think I read it few weeks ago.

      If you like Rockstar more, could you just ask Rockstar to assume Right eye is dominant, and to target less than piano?

      We flip flop between the two. If we go with Rockstar then we will ask him that plus that no plano for far eye.

      Por Younfg's view-

      Should the dominant eye be a factor in deciding which eye cataract surgery should be performed on first?

      Eye dominance is mainly a consideration when monovision is being planned as a post-operative refractive state to reduce the need to wear glasses.

      Monovision in the context of cataract surgery means one eye has a lens implant chosen for good distance vision without glasses, and the other eye has a lens implant chosen for good near vision without glasses.

      Usually, the dominant eye has the lens for good distance vision, and vice versa for the non-dominant eye.

      The problem with cataract surgery is that, it is often impossible to determine which is the dominant eye, if this has not been tested for before the cataracts developed.

      Cataracts are very often asymmetrical, ie worse in one eye than the other. If a test for eye dominance was conducted in such a situation, it would automatically say the eye with less cataract (ie clearer vision) was the dominant eye, even if this is not necessarily the case.

      So all in all, eye dominance is not usually a factor in cataract surgery, especially since you cannot test for it when a person already has cataracts. And it is also not a factor in deciding which eye should be operated on first.

    • Posted

      I meant Por Yong Ming and not YounFg πŸ˜ƒ

      No edit feature is a killer for typos on this forum πŸ˜ƒ

    • Posted

      Janus something I didn't notice when I had cataracts - after doing tests to determine which of my eyes was dominant (I thought I was LE dominant although I am right handed but my mom is left handed as is my daughter and I am pretty comfortable with left hand except for writing so never thought twice about my likelihood of being LE dominant).

      My cataract was significantly worse in RE vision was 20/60 vs LE at 20/50.

      Perhaps with EDOF lenses dominance doesn't matter vs monofocals but RE was targeted for plano by my surgeon (actually both eyes were. )

      But after both surgeries those same tests now conclude I am RE dominant after all.

      So I gather from this that one eye may take over depending on how good or poor vision is (perhaps the real dominant eye does a better job of it I don't know).

    • Posted

      Lot of info to digest - don't envy your position as supporting person in this decision. Your wife has a tough choice of surgeons. Personalities aside (and I find many docs have the God complex anyways) likely both will do a good job. Me personally I am not sure I could make that decision without having a doctor I could dialog with. Went through skin cancer and my first surgeon I was referred to was so arrogant I cancelled my surgery and went with someone else. But that is me - some people can get past the personality.

      It's just unfortunate and maybe just not that easy to find someone who will explore options and strategies 'outside the box.'

      I hope and pray she comes to a place of peace about the decision.

    • Posted

      Worried I literally just posted my own experience in determining which eye was dominant. Both eyes were targeted for plano with EDOF lenses so dominance not a strong factor. But RE had the cataract that affected my vision more than LE so when I did the test for dominance my LE seemed the dominant one. But now that both eyes see well I am RE dominant (I am also right handed).

    • Posted

      Agree wish there was an edit feature!

    • Posted

      no doctor has shown me the cataract but i can see mine through reflection of water spot or dust particle on the glasses. i can see pco too.

    • Posted

      PS read lots of Dr Por Yong Ming's blogs when I was deciding. He has a good one on Symfony lenses as well as a Q&A where he responded to people's queries online (unusual).

    • Posted

      Me personally I am not sure I could make that decision without having a doctor I could dialog with.

      You mean Dr Rockstar or DrZeiss? πŸ˜ƒ

      Dr. Rockstar communicated like a normal person. You ask questions and he answers type. He gave us chair time.

      Dr. Zeiss, no way. You try to ask a question and he answers 500 questions. I would not call DrZeiss arrogant though. Maybe passionate about his work or maybe used to giving too many lectures lol His receptionist really struggles with managing waiting patients though.

      He was the only surgeon who was not worried about time.

    • Posted

      Hard to interpret conversation - so my apologies if I took conversations differently. In my case want a doctor to give me pros and cons on varied type of lenses without sense of being directed to one and open enough to discuss scenarios. Hoping you got that from both - the way I read it (and maybe that wasn't how it was in reality) but both seemed set in their lens choice. Were any of them open and skilled in a variety of options? Or perhaps they are and just came down to what their final recommendation was.

    • Posted

      Wife just got home from work and is saying Dr Rockstar is the one as long as he agrees and sees the merit in non plano. Might ask for Zeiss too.

      Wife said Dr Zeiss just seems too chaotic and gave chair time to himself and two way communication was not happening in a normal way even if his intentions were good.

      Stay tuned lol

    • Posted

      Perfect, really you have done what is possible to find the best solution, I am sure it will turn out great - within the limits of whatever available iols and surgeons πŸ˜ƒ

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