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: Pathology
Reduced number of platelet is found in all the conditions except: 
Select and explain. 
A. Disseminated intravascular coagulation, B. Aplastic anemia, C. Acute myelocytic leukemia, D. Von Willebrand disease
D: Von Willebrand disease
Answer: D: Von Willebrand disease 
Explanation: People with Von Willebrand disease have compound defects in platelet function and coagulation, but in most cases only the platelet defect produces clinical findings.