A67-year-old lawyer comes to the clinic for an annual examination. he denies any history of eye trauma or recent visual changes. inspection of his eyes reveals a triangular thickening of the bulbar conjunctiva across the outer surface of the cornea. he has a normal pupillary reaction to light and accommodation. based on this description, what is the most likely diagnosis? a) cataracts b) pterygium c) corneal arcus d) corneal scar

b) Pterygium

Explanation:

The cornea is the clear covering on the front of the eye. A pterygium is the growth of mucous membrane or bulbar conjunctiva that covers the cornea. This bulbar covering is benign or non-cancerous growth can be seen like a rectangle or wedge shape. The symptoms of pterygium includes the redness, eye irritation and blurred vision. It is associated with the burning sensation in the eye. The patient may also feed if there is a foreign object in the eye. The patient might not be able to wear the contact lenses in the eye due to discomfort.

On the basis of the above description, pterygium should be diagnosed in  67-year-old lawyer.

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