A 55- year -old woman has recurrent urinary retention after a hysterectomy done for huge fibroid. The most likely cause is:
1. Atrophic and stenotic urethra.
2. Lumbar disc prolapse.
3. Injury to the bladder neck.
4. Injury to the hypogastric plexi.
Answer
4. Injury to the hypogastric plexi.


Explanation
1. Atrophic and stenotic urethra follows surgeries on the bladder neck for a fistula.
2. Lumbar disc prolapse is not related to this question.
3. Injury to the bladder neck is not common in Hysterectomy.
4. Injury to the hypogastric plexi.