Gynaecology & Obstetrics General bf87a429 Which of the following is preferred treatment for urethral diverticulum A Diverticulum marsupialization B Partial diverticular sac ablation C Diverticulectomy D Transurethral electrosurgical fulguration. High-Yield Explanation Diverticulectomy is the most frequently chosen to treat urethral diverticulum at any site along the urethra.