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: Surgery
[{'content': 'What is the best treatment for a five year old child presenting with ballooning of prepuce following micturation? \nSelect and explain. \nA. Adhesiolysis & dilatation, B. Circumcision, C. Dorsal slit, D. Conservative management', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ballooning of foreskin that persists after micturation is a sign of obstruction requiring circumcision' Ref: Undergraduate Surgery By A.K. Nan, Page 677; Jones' Clinical Pediatric Surgery: Diagnosis & Management (Blackwell publishing) 6th Edition, Page 180; Bailey & Love 25th Edition, Page 1371; Handbook of Urological Diseases in Children By Ricardo Gonzalez, Barbara M. Ludwikowski, Page 135", 'role': 'assistant'}]