no epididymis or vas having postulated to occur if the division separates from only a small part of the genital ridge that is not in contact with the rete testis. In Type II, the supernumerary testicle has its own epididymis, but shares common vas deference with the lower testis. This occurs when there is complete transverse division through the genital ridge and the mesonephros. Depending on t...

Dear Editor, We present herein two rare cases of intractable chronic scrotal pain after vasectomy. The patients were effectively treated with microsurgical vasovasostomy (MVV). We also discuss the possible aetiologies of the pain and other surgical options. Vasectomy was once the most common method of permanent contraception for men in both China and worldwide. One particularly distressing comp...