This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endometrial Carcinoma and Hysterectomy, Subject name: Gynaecology & Obstetrics
[{'content': 'A 55-year old woman has recurrent urinary retention after a hysterectomy done for a huge fibroid. The most likely cause is: \nSelect and explain. \nA. Atrophic and stenotic urethra, B. Lumbar disc prolapse, C. Injury to the bladder neck, D. Injury to the hypogastric plexi', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Out of the given options, injury to bladder neck and hypogastric plexus are associated with hysterectomy which can lead to urinary retention Injury to the bladder neck can result in a retention or even incontinence, but the more common cause is the injury to the hypogastric plexus of nerves with carries the efferents for bladder control', 'role': 'assistant'}]