Uncommon physical signs
(click on the pictures for questions and answers)

In the examination, you may sometimes be presented with unusual physical signs which you may have never seen 
before. The thing to do is not to panic, but present the relevant findings as you find them and then give a possible
differential diagnosis. In this section, a few uncommon signs are presented.
 
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In your slit-lamp examination, the appearance of the right cornea 
is as shown on your left.

a. What is the diagnosis?

b. What is the possible underlying conditions?

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You are asked to examine the anterior segment of this 
patient. And on everting the lower lid you notice this appearance.

a. What is this?

b. What conditions may the patient be suffering from?

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You are asked to examine the posterior segment of a patient with a 90D. You notice previous par plana vitrectomy (from the conjunctiva scar) and chorioretinal scar. A foreign body is noted in the inferior retina as shown.

a. What is your diagnosis?

b. Does it need to be removed?

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