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: Gynaecology & Obstetrics
[{'content': "Which of the following surgery for stress incontinence has a highest success rate \nSelect and explain. \nA. Tension free vaginal tape (TVT), B. Bursch colposuspension, C. Pereyra sling, D. Kelly's stitch", 'role': 'user'}, {'content': 'Answer: A \nExplanation: TENSION FREE VAGINAL TAPE \n\nTVT has been designed from non-reactive synthetic material\n\nProcedure:\n\nAfter exposing the region of the bladder neck on vaginal dissection, the hammock of the tape is placed underneath it to provide support, at the\xa0mid-urethral level, the lateral extensions are brought out paraurethral on to the skin at the level of the pubic symphysis and the vaginal incision is closed.\nAfter adjusting the\xa0proper elevation\xa0of the bladder neck region the extra length of the lateral arms of the tape is cut out.\nThe success rate of\xa088-90%\xa0is claimed at the end of 3 years.', 'role': 'assistant'}]