This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
The most likely cause of intermittent jaundice in elderly
man is 
Select and explain. 
A. Liver cirrhosis, B. Perlampullary carcinoma, C. CA head of pancreas, D. Hemolysis
B: Perlampullary carcinoma
Answer: B: Perlampullary carcinoma 
Explanation: Periampullary carcinoma causes intermittent jaundice (waxing and waning of jaundice).