recent
Recent

L7, orbital disorders, Ophthalmology

Lecture video 


Data

Feedback

Mcq 


1. Most common cause of unilateral proptosis in adults:

a) Thyroid ophthalmopathy. 
b) Rhabdomyosarcoma. 
c) Orbital cellulitis. 
d) Orbital blow out fracture.
e) Cavernous sinus thrombosis.

2. Most common cause of unilateral proptosis in children:

a) Lacrimal gland tumors.
b) Orbital cellulitis.
c) Endophthalmitis.
d) Carotid cavernous fistula.
e) TB granuloma.

3. The cause of drop of vision in a case of proptosis is most probably due:

a) Error of refraction. 
b) Exposure keratopathy.
c) Cataract. 
d) Functional loss of vision.
e) Ruptured globe.

4. Regarding anatomy of the orbit, which of following is likely to be true:

a) The superior orbital fissure contains the ophthalmic artery.
b) The globe occupies 3/4 of the orbital volume.
c) The lateral orbital wall is formed from the zygomatic bone only.
d) The lacrimal fossa is located at the anterolateral part of the orbital roof.
e) The inferior orbital fissure contains the sympathetic root of the ciliary ganglion

5. Which of the following condition causes pseudo-proptosis?

a) Hyperthyroidism.
b) Hypothyroidism.
c) Orbital pseudotumor.
d) Optic nerve tumors.
e) High myopia.

Answers 

1-A
2-B
3-B
4-D
5-E
google-playkhamsatmostaqltradent