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: Medicine
All are indications for splenectomy, except : 
Select and explain. 
A. Hereditary spherocytosis, B. Hairy cell leukemia, C. ITP, D. Chediak higashi syndrome
D: Chediak higashi syndrome
Answer: D: Chediak higashi syndrome 
Explanation: None