Catarac1 - Cataract A cataract is a clouding that develops...

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Cataract A cataract is a clouding that develops in the crystalline lens of the eye or in its envelope, varying in degree from slight to complete opacity and obstructing the passage of light. The lens lies immediately behind the pupil and is usually transparent. It has a transparent capsule which is attached to ciliary muscles which contract to make the lens convexed, and thus focuses the eyes on nearby objects. Symptoms The symptoms of cataracts depend upon their severity, but the typically patients report:- Reduced visual acuity which interferes with daily living e.g. reading, driving etc. Diplopia – double vision due to refractory problems caused by the cataract Halos – halos around bright lights On examination the lens in a person with cataracts has a milky glaze and absent red light reflex due to the light that enters the eye being scattered. Causes Opacity in lenses may be due to:- Age related changes
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Catarac1 - Cataract A cataract is a clouding that develops...

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