During development, the scrotal cavity in boys is connected to the abdominal cavity via a structure called the processus vaginalis. The processus vaginalis usually closes at birth, or soon after.
Review Date 1/1/2023
Updated by: Kelly L. Stratton, MD, FACS, Associate Professor, Department of Urology, University of Oklahoma Health Sciences Center, Oklahoma City, OK. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.