This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous (Liver), Subject name: Surgery
Cause of congestive splenomegaly is - 
Select and explain. 
A. Visceral Leishmaniasis, B. Budd Chiari Syndrome, C. Gaucher's Disease, D. Hodgkin's Lymphoma
B: Budd Chiari Syndrome
Answer: B: Budd Chiari Syndrome 
Explanation: Ans. is 'b' i.e., Budd Chiari Syndrome Causes of congestive splenomegalyo Budd Chiari Syndromeo Hepatic vein obstruction\o Portal vein obstruction