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rljones wrote:
Floaters are not removed at the same time as cataract surgery. In fact, since contrast is improved after cataract surgery, the floaters are usually more obvious (and annoying) after surgery.
Most floaters are due to a posterior vitreous detachment (PVD), not retinal trauma. PVDs naturally come with aging, starting in the 40s and occurring in most all humans by the 80s. But some degree of floaters are normal and can be seen at any age (I remember seeing them when I was ~10 yo). Floaters are most obvious when looking at a brightly lit background, like the sky or a white wall, which causes our pupils to constrict. The combination of bright background and small pupils are required to see them. When our pupils are larger, those same floaters seemingly disappear, but they're still there.
If floaters are suddenly noticed, especially if accompanied by flashes of light, like a lightning bolt, then a visit for an eye exam is a good idea. While new floaters are ~99x out of a 100 due to a PVD, there could be a retinal hole causing them. If there is a hole, the hole could extend into a retinal detachment, which is serious and could result in blindness if not promptly fixed. (The subject of holes, tears and detachments is complicated and well beyond the scope of this thread.)
As for removing the floaters, it can be done via a vitrectomy. While this is invasive, in competent hands, it can be a 20-30 min procedure with excellent outcome when done after cataract surgery (if done before, this procedure will likely create or speed the formation of a cataract.) In all of the ~15,000 cataracts surgeries I've performed, I've only referred perhaps a dozen patients (to a retinal surgeon) who've then chosen to have an elective vitrectomy because the floaters were so bothersome.
However, trying to 'remove' floaters with a laser is not a good idea: it only breaks up large floaters into smaller ones (still visible; nothing is removed from the eye) and the energy distribution can (documented), tear the retina and even 'bruise' the macula, resulting in irreversible blindness.
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Wow, thanks for all the information! The eye surgeon I spoke with did mention the laser, but said since mine are like shear curtains along with the ones I have name amoebas, It may not work well. She did mention the fluid removal and speeding up cataracts. However she did say she could refer me to someone who would do the fluid and cataract surgery at the same time…. Sounds like that is not normal or not a good idea. And yes both eyes the vitreous sack has broken. I did and still have some lightening, but my optometrist said the retina was fine.
Again, thank you for the detailed information. I think I will live with them for now!
Beth
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