Hydrocoele
A hydrocoele is a fluid collection around the testis; uncomplicated infantile hydrocoeles often resolve, while new, atypical or adult swellings require confident testicular assessment and surgery only when symptoms or cause justify it.
Definition
A hydrocoele is a collection of serous fluid within the tunica vaginalis surrounding the testis. It may be communicating, non-communicating, primary or secondary.
First principles
Fluid surrounds the testis
A hydrocoele is fluid within the tunica vaginalis. It may be communicating through a patent processus vaginalis in an infant, or non-communicating in an adult; it can also be secondary to infection, trauma, torsion or a testicular lesion.
This page is exam revision material, not medical advice, and must not be used for patient care. Always check drug doses against the BNF and current guidance. Full disclaimer.

