A hydrocele denotes a pathological accumulation of serous fluid in a bodily cavity. A hydrocele testis is the accumulation of fluids around a testicle, and is fairly common. It may be treated surgically. It can occur in infants undergoing peritoneal dialysis. A hydrocele testis is due to fluid secreted from a remnant piece of peritoneum wrapped around the testis in the tunica vaginalis. It can also be as a result of cancer, trauma (such as a hernia), or orchitis. It can also be the result of a… (More on Hydrocele)