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
Splenectomy is indicated in : 
Select and explain. 
A. Primary hyeprplenism, B. Hereditary spherocytosis, C. I.T.P., D. All
D: All
Answer: D: All 
Explanation: Ans. is ' a ' , ' b ' , ' c ' i.e. Primary hyeprplenism, Hereditary spherocytosis, I.T.P.