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Doctor insights on: What Is A Cataract

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Please help! what happens to cataracts if you don't remove them?

Please help! what happens to cataracts if you don't remove them?

Progression: Almost all cataracts except some that are congenital, will progress to the point of complete blockage of the vision over time. The rate is variable. There is a slightly higher risk to treating cataracts in more advanced stages so it is better to have them removed when the vision is functionally disturbed. ...Read more

Dr. Richard Bensinger
830 doctors shared insights

Cataracts (Definition)

Occurs whent here is a clouding (or change in protein composition) of the normally clear lens (which is located behind the pupil and iris) inside the eye. Cataracts are most commonly due to aging, but can be congenital (born with it), due to trauma or uveitis (eye inflammation). Can be worsened by long-term topical steroid ...Read more


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What is a cataract?

What is a cataract?

Damaged lens: When the natural lens of your eye opacify through time and aging and damage from uv, we then call it a cataract. ...Read more

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What causes a cataract to grow?

What causes a cataract to grow?

Aging and...: The biggest factor is aging, but ultraviolet light (sunlight, tanning boothes) and smoking are big factors as well. Some medical diseases such as diabetes, and some medications, such as steroids can also lead to increasing cataracts. More info: cataract surgery michigan. ...Read more

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At what age does cataract develop?

At what age does cataract develop?

peaks about 75: Cataracts can appear at any age, even at birth. The most common are age related with onset early in the 40s and 50s and rapid increase through the 60s and 70s peaking at about 75. But some don't get them until later at age. They will occur earlier in smokers, those with significant sunlight exposure and in certain illnesses, use of drugs and hereditary underpinnings. ...Read more

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In what ways are cataracts treated?

In what ways are cataracts treated?

Surgery most often: N-acetylcarnosine (NAC) in small studies showed improve vision in cataract patients. However, it has not been studied in double blind, randomized, prospective way & studies were paid for by company who has vested interest. It is not FDA approved. Likely sun protection & eating a diet rich in antioxidants is just as good; surgery only way to cure; eyedoc2020@blogspot.com ...Read more

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What are secondary cataracts? I would like to know about it.

Scar tissue on lens: Secondary cataracts are a film of scar tissue that forms on the back of the artificial implant lens after cataract surgery. They are quite common, and treatable with an in-office laser by an ophthalmologist. ...Read more

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What happens in cataract operation?

What happens in cataract operation?

The lens is removed: The natural lens in the eye when cloudy or darkened is called cataract. In the surgery, the lens is removed usually using ultrasound energy. Then an artificial lens specific to that eye is inserted to help focus. Typically takes anywhere from 15-30 minutes. Outpatient procedure. ...Read more

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What are different cataract operations & procedures?

What are different cataract operations & procedures?

Variations: The modern technique of cataract removal is basically that of ultrasonic removal of the cataract and microscopic substitution of a proper calculated lens. There are minor variations in the technique and some differences in lens design. But the basic principals are the same. Older techniques of removal and non-mechanical removal are largely obselete except in third world countries. ...Read more

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Hi doctors, was just wondering what is a cataract and when are they required to be operated on?

If VA : The lens: usually clear, behind iris & like "pillow in a pillowcase." Lens can get cloudy/white=Cataract & can affect VA. If significant or causing narrow angles, surgery may be indicated. Cataract is # 1 cause of preventable blindness in world. Cataract surgery is the most common surgery performed in world & US. Complication risk very low; best time in history to have CS: eyedoc2020.blogspot.com ...Read more

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Are you able to see what's happening during cataract surgery?

Depends on anestheia: If eye drop anestheia (topical) is used without an injection, you will see lights but not specific details of the surgery. If an injected block of anesthetic is used (retrobulbar, peribulbar block), you might not see anything at all because the optic nerve itself might be affected by the anesthetic. I use topical and people are not bothered by what they see. ...Read more

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Do you know what a calar cataract is and can they be caused by facial trauma?

No such thing: There is no such thing as a "calar" cataract but cataracts can be caused to trauma to the eyes. ...Read more

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What causes juvenile cataracts or macular degeneration?

Juvenile cataracts: Congenital cataract: during pregnancy, mom has infection (ie measles/rubella (the most common cause), rubeola, chicken pox, cytomegalovirus, herpes simplex, herpes zoster, poliomyelitis, influenza, Epstein-Barr virus, syphilis, toxoplasmosis. Juvenile: include, prior trauma, infection, inflammation, JRA. Macular degener: gene mutation-> Stargardt's disease, Best disease, and juvenile retinoschisis ...Read more

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Been experiencing vision problems like halos. What age do cataracts appear?

Been experiencing vision problems like halos. What age do cataracts appear?

At any time: Most people develop visually significant cataracts in their 60's, although by time you're 40 most people probably have mild changes consistent with early cataracts. You can be born with cataracts as well. Seeing an ophthalmologist would confirm whether you had cataracts or not. ...Read more

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What amount is cataract eye surgery?

What amount is cataract eye surgery?

Cataract Cost: Depending on which implant & advanced technology chosen (ie, multifocal lens, accommodating lens, femtosecond laser, ORA, limbal relaxing incisions, etc), cost can range from few hundred per eye (if get basic, monofocal, no extra technology) to $3000-6000 per eye for premium, state of the art cataract surgery. ...Read more

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Overheard medical student talking with pediatrician in the hall. What is congenital cataract?

Overheard medical student talking with pediatrician in the hall. What is congenital cataract?

Born with it: A congenital cataract is a potentially serious condition when an infant is born with one or both eyes having a cloudy lens. We try to surgically treat these quickly to give the infant the best chance of developping normal vision. ...Read more

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What causes cataracts?

What causes cataracts?

Time: Most cataracts are caused by age related degeneration in the proteins in the lens of the eye. This degeneration causes the lens to lose its transparency. Cataract formation can be accelerated by trauma, steroids and other medications, diabetes, smoking, excessive ultraviolet light exposure and some other things. See your eye doctor if you suspect cataracts. ...Read more

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What do cataracts look like?

Cataract appearance: With a slit lamp (the microscope at the ophthalmologist's) cataract is very easy to see as a clouding of the natural lens. From the patient's perspective it is a very gradually progressing film over the vision and glare from lights. Patients sometimes describe it as "looking through cheeseclothe." the term cataract means waterfall, presumably as if you're looking through a waterfall. ...Read more

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What are cataract symptoms?

What are  cataract symptoms?

Many: Can have many symptoms. Most common are decreased in vision with activities of daily living. Reading small print, street signs, glare from lights, halos or star-bursting at night, reading the sports score on tv, etc. ...Read more

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What are these new cataract lenses?

Multifocal vision: The new iol (intraocular lenses) are of 2 kinds, one allow you to see far and near (like a bifocal contact lens) and the other corrects for astigmatism. There is i believe one on the way that might do both but not yet on the market. Since cataract patients are senior the multifocal lens is a great advantage (but somewhat costly). ...Read more

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