This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Rectum, Subject name: Surgery
A child is passing blood with act of defecation. The probable diagnosis is 
Select and explain. 
A. Juvenile rectal polyp, B. Adenomatous Polyposis, C. Rectal ulcer, D. Post Surgery
A: Juvenile rectal polyp
Answer: A: Juvenile rectal polyp 
Explanation: Ans. (a) Juvenile rectal polypRef : Bailey & Love 26th ed. /1224The most common cause of bleeding per rectum in children is juvenile rectal polyp up to adolescence age. Though in infants and young children (up to 1 yrs) the cause is anal fissure.