the crystalline lens


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Lens (the crystalline lens)

A transparent structure in the eye that focuses light onto the retina.
Mentioned in: Glaucoma

Patient discussion about the crystalline lens

Q. My neighbor's kid had a lens dislocation due to Marfan's disease. Is this a contagious thing? My neighbor's have a sweet 8 year old boy. he had a lens dislocation due to a connective tissue disease named Marfan (I think that the name). It sounds like a very serious condition. My boy is playing with this kid several hour a week. should I take him to the GP to see that his is not infected with this marfan thing?

A. As in love and war so is in medicine the is no always nor never. It is probably the marfan that caused your neighbor kid the lens dislocation but you can never know for sure.
If you want there is nothing wrong in taking your boy for an annual check of an ophthalmologist.

More discussions about the crystalline lens
References in periodicals archive ?
First, the crystalline lens inside the eye, is made up of protein molecules arranged in a special way that make them transparent.
B-scan ultrasound revealed a hyperechoic image thought to be the crystalline lens lumen.
In our current experiment, pressure from the cohesive type of OVD caused the dispersive type of OVD to spread on the corneal endothelial surface, the anterior surface of the crystalline lens, and even further on the iris surface.
Colour matching in diabetes: optical density of the crystalline lens and macular pigments.
They address pediatric cases, congenital subluxation of the crystalline lens, cataracts and glaucoma, pseudoexfoliation syndrome, phacoemulsifications with a small pupil, cataract surgery in age-related macular degeneration, brunescent cataract, and cataracts in high myopia, severe hyperopia, and retinitis pigmentosa.
A femtosecond laser can be used to create anterior capsulotomy (a type of eye surgery in which an incision made into the capsule of the crystalline lens of the eye), effect phacofragmentation (rupture and aspiration of the lens), or make a variety of incisions during ocular surgery.
Cataracts are caused by cloudiness in the crystalline lens of the eye and can vary from partial to complete opacity.
A cataract is a clouding that develops in the crystalline lens or in the cornea.
In addition to very loud noises, tinnitus is caused by use of cell phones, iPods and MP3 players, while presbyopia is a natural result of aging as the crystalline lens of the eye loses its flexibility.
As we age, the crystalline lens, which sits behind the cornea and acts like a zoom, stiffens from a squashy gel-like substance to a fixed structure," the Daily Mail quoted him as saying.
Many patients do not actually know that a cataract is a clouding of the crystalline lens of the eye preventing light rays from passing through it easily.