Vascular orbital disorders

Question 0

What is a carotid cavernous fistula?

Answer 0

Direct- Caused by trauma
Indirect- Slow flow shunt- congenital/spontaneous rupture
Encephalocele- Hermations of intracranical contents through congenital skull defects
Transmitted csf pulsations cause pulsating proptosis without bruit.

Question 1

What are orbital venous anomalies?

Answer 1

Congenital enlargements of venous channels
Usually bilateral
May bleed/thrombose