A<unk>  is an accumulation of clear fluid within the cavum vaginale, the potential space between the layers of the tunica vaginalis of the<unk> le. A primary<unk>  causes a painless enlargement in the scrotum on the affected side and is thought to be due to the defective absorption of fluid secreted between the two layers of the tunica vaginalis (investing membrane). A secondary<unk>  is secondary to either inflammation or a neoplasm in the<unk> . A<unk>  usually occurs on one side, but can also affect both sides. The accumulation can be a marker of physical trauma, infection, tumor or varicocele surgery, but the cause is generally unknown. Indirect inguinal hernia indicates increased risk of<unk> .<unk> s are more common in boys than girls. A<unk>  is normally seen in infant boys as an enlarged scrotum. In infant girls it appears as enlarged labia.
Hydrocele testis
Spermatocele
Hematocele
Urethrocele
Cystocele
Testicular torsion
Inguinal hernia
Pneumatocele