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': 'About Ectopia vesicae, following is true except - \nSelect and explain. \nA. CA bladder may occur, B. Ventral curvature of penis, C. Incontinence of urine, D. Visible uretero - vesical efflux', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ectopia vesicae is associated with epispadias in which dorsal or upwards curvature of penis is noted.\nVentral curvature is noted in hypospadias.', 'role': 'assistant'}]