Ectropion is ()
A. Eversion of the lower eyelid.
B. The cause might be slackening of the levator muscle.
C. It can cause exposure keratitis.
D. Surgery would be effective treatment.
Entropion is ()
A. Eyelid turning outward toward the eyeball
B. It may be involutional, cicatricial or congenital.
C. Involutional entropion always affects the upper eyelid.
D. Cicatricial entropion is the result of conjunctival and tarsal scar formation.
Which of the following is true about blepharitis?
A. Staphylococcal and Seborrheic blepharitis usuallly present at the same time.
B. The patient may complain of irritation, burning and itching of the lid margins.
C. Scarring of the tarsal conjunctiva can be detected.
D. For anterior blepharitis, we need long-term low-dose systemic antibiotic therapy or weak topical steroids.
Which of the following is true about chalazion?
A. Chalazion is infection of the eyelid glands.
B. The main symptoms usually includes pain, redness and swelling of the lid.
C. If a chalazion is large enough to affect vision or for cosmetic reason, excision is indicated.
D. Meibomian gland carcinoma may mimic the appearance of chalazion.
Which of the following is true about hordeolum?
A. Hordeolum is infection of the eyelid glands.
B. The smaller and more superficial external hordeolum is an infection of meibomian gland.
C. Most hordeola are caused by staphylococcal infections.
D. A horizontal incision should be made on the conjunctival surface to avoid cutting across the meibomian glands.
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