What are the possible complications of prostate surgery?

Incontinence and ED. Assuming robotic approach short term (all rare in experienced centers): 1. Bleeding requiring transfusion 2. Heart or breathing problems 3. Blood clot in leg and/or lung 4. Damage to internal organs long term: 1. Incontinence (leaking urine) 2. Erectile dysfunction 3. Bladder neck scarring (rare) not an exhaustive list. Find a formally trained, experienced surgeon to discuss your risks.
Sexual/urinary/bowel. There are three main complications of this sugery - sexual, urinary, and bowel. Two-thirds of treated patients cannot get sufficient erections for intercourse, and almost a third have urinary leakage. Another possible compication is proctitis or inflammation of the anus and the lining of the rectum, with possible bleeding or stricture.