UKMLA PLAB AMC USMLE Prometric MCQ

Question Number 0756

Question:
A 50 year old with knowwn hepatic cirrhosis develops avascular necrosis of the femoral head. Histopathology demonstrates multiple fat emboli and fatty infiltration within the marrow. A likely aetiology is:

a) septic emboli
b) impaired venous drainage
c) Hgb SS disease
d) steroid use
e) alcoholism