Torsion of the Appendix Testis

Also known as: torsion of testicular appendages.

What is torsion of the appendix testis?

The testicular appendage is a small amount of normal tissue, usually located on the upper part of a testis, left over from the time of testicular fetal development. Most boys will have it present at birth. Twisting of this appendix testis is called torsion of the appendix testis and it tends to occur in boys 7-14 years of age.
 

What causes torsion of the appendix testis? 

The appendix testis frequently has a stalk which predisposes it to twist. This cuts off its blood supply that cause the signs and symptoms.
 

What are the signs/symptoms of torsion of the appendix testis? 

Signs/Symptoms include redness, pain, swelling and tenderness of the scrotum.
 

What are torsion of the appendix testis care options? 

Treatment is usually conservative and includes rest, cooling of the area with cool baths/ ice packs and pain medication. Most frequently symptoms resolve on their own, however if pain cannot be controlled (rarely), surgery may be an option.

Reviewed by: Jack Wolfsdorf, MD, FAAP

This page was last updated on: 6/21/2019 2:20:30 AM