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: HSP is characterized by tetrad of palpable purpura, arthritis, glomerulonephritis and abdominal pain.
Less common skin lesions are : nonpalpable macules & patches, urticaria, bullous lesions, vesicles, splinter hemorrhage and ulcerations.
Rarely epistaxis may occur.