MCQ – 5219

The ‘String of beads’ or sausage appearance of the renal artery is due to

A.	Fibromuscular dysplasia
B.	Subadventitial fibroplasia
C.	Medial fibroplasia with aneurysms
D.	Outercoat fibroplasia with aneurysms

Show Answer

Correct Answer � A Explanation

Ans. is A. i.e. Fibromuscular dysplasia

The string of beads sign is the description typically given to the appearance of the renal artery in fibromuscular dysplasia (FMD) but may also be used to describe the appearance of splanchnic arteries in segmental arterial mediolysis (SAM).