The 'beading' appearance is seen in the condition:: (A) Chronic pancreatitis, (B) Acute pancreatitis, (C) Gall stone ileus, (D) Sub-acute intestinal obstruction
Answer is A. In chronic pancreatitis, the pancreatic duct may show beading or a chain-of-lakes or string-of-pearls appearance because of alternating stenosis and dilatation of the pancreatic duct. Other features of chronic pancreatitis include strictures, cysts and ductal calculi.