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: Pediatrics
Which of the following is/are not the features of henoch-Schonlein purpura (HSP) - 
Select and explain. 
A. Abdominal pain, B. Splinter hemorrhage, C. Thrombocytopenia, D. Epistaxis
C: Thrombocytopenia
Answer: C: Thrombocytopenia 
Explanation: Ans. is 'c' i.e., Thrombocytopenia o HSP is characterized by tetrad of palpable purpura, ahritis, glomerulonephritis and abdominal pain. o Less common skin lesions are : nonpalpable macules & patches, uicaria, bullous lesions, vesicles, splinter hemorrhage and ulcerations. o Rarely epistaxis may occur.