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
The minimum platelet count required to maintain vascular integrity in the microcirculation is: 
Select and explain. 
A. 1000-5000, B. 5000-10000, C. 10,000-20,000, D. 20,000-30,000
B: 5000-10000
Answer: B: 5000-10000 
Explanation: A platelet count of 5000-10,000 is required to maintain vascular integrity in microcirculation. Ref: Harrisons Principles of Internal Medicine, 18th edition, Page : 966