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
In thrombocytopenic purpura there is: 
Select and explain. 
A. Increase in platelet count, B. Decrease in platelet count, C. Normal platelet count, D. Defective platelet function
B: Decrease in platelet count
Answer: B: Decrease in platelet count 
Explanation: None