[Testicular epidermoid cyst: A rare entity].

Objective: Testicular epidermoid cyst is a rare clinical entity that accounts for 1% of testicular neoplasias.

Methods And Results: We report two cases of testicular epidermoid cysts in a 18 and 19 year old males with a painless testicular lesion. Testicular US was carried out showing a hypoechoic nodule in both cases.

Spontaneous hemoperitoneum secondary to retroperitoneal tumor rupture.

Objective: To report a case of GIST type retroperitoneal tumor with spontaneous rupture to the abdominal cavity causing acute abdomen secondary to hemoperitoneum.

Methods/results: We report the case of an 84 year-old man with history of BPH and chronic atrial fibrillation. He presented to the Emergency Department with diffuse abdominal pain, syncope and accompanying vegetative symptoms.

Urogenital sinus cyst in a 21-year-old man.

We report a case of a rare congenital malformation, a urogenital sinus cyst in a young patient with non-specific symptoms for several months. A 21-year-old male presented with vague and intermittent abdominal pain. Ultrasound scan showed a retrovesical hypoechoic collection (approximately 6 cm) and left renal agenesis, compatible with a possible congenital malformation.