Pediatric varicocele (var·i·co·cele) occurs when the veins of the scrotum become enlarged, similar to a varicose vein.
Overview
What is a pediatric varicocele?

A varicocele is an enlargement of the veins of the scrotum (pouch of skin that contains the testicles).
A varicocele is similar to a varicose vein that can develop in the leg.
This condition can cause low sperm count and decreased sperm quality.
Signs and Symptoms
What are the signs and symptoms of pediatric varicocele?
In most cases, a varicocele causes no symptoms.
When it does cause pain, the pain may:
Improve when you lie on your back
Increase when standing or exercising
Vary from sharp to dull discomfort
Worsen throughout the day
Causes
What are the causes of a pediatric varicocele?
It has no known cause.