MEDICAL MCQs ( PLAB, MRCP, USMLE, FRCR, MRCS, MBBS )

Question Number 1267

Question:
the following are true of cerebral AVMs

a) they typically produce a pronounced mass effect
b) malformations located above the tentorium present with hemorrhage more frequently than those lying below
c) patients without a history of a bleed are highly unlikely to show any evidence of iron deposition on MRI
d) the steal phenomenon is of significant clinical importance in the symptomatology of AVMs
e) AVMs with only one draining vein are more susceptible to hemorrhage