This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Primary Immunodeficiency, Subject name: Pediatrics
[{'content': 'Chediak Higashi syndrome is characterized by the following EXCEPT: \nSelect and explain. \nA. Neutrophilia, B. Defective degranulation, C. Delayed microbial killing, D. Giant granules', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Chediak-Higashi syndrome: Neutropenia (most common) Defective degranulation Delayed microbial killing Giant granules', 'role': 'assistant'}]