This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General obstetrics, Subject name: Gynaecology & Obstetrics
Which procedure has the highest incidence of ureteric injury? 
Select and explain. 
A. Abdominal hysterectomy, B. Vaginal hysterectomy, C. Weheim's hysterectomy, D. Adnexectomy
C: Weheim's hysterectomy
Answer: C: Weheim's hysterectomy 
Explanation: Weheim&;s hysterectomyThe incidence of ureteral injury has increased during the past four to five decades since the removal of the uterine cervix has become a standard procedure with abdominal hysterectomy.Removal of the cervix is the riskiest pa of the total abdominal hysterectomy procedure because most injuries occur in the lowest 3 cm of ureter just above the bladder.Operative Procedure Incidence of Ureteral Injury (%)1. Abdominal hysterectomy 0.5 - 1.0%2. Vaginal hysterectomy 0.1%3. Extensive Weheim 1.0 - 2.0%4. Hysterectomy Adnexectomy 0.1%5. Marshall-Marchetti-Krantz procedure <0.1%Reference: Shaw&;s Textbook of Gynaecology; 16th edition