Items tagged “testis”

Cystadenocarcinoma of the rete testis is the malignant version of cystadenoma of the rete testis.   Epidemiology Primarily a disease of older men (>60 years old), but has been noted in a wide age range (8-91 years). Pathology Histologic evaluation requires exclusion of malignant mesothelioma...

Splenogonadal fusion is a rare anomaly that occurs when there is congenital fusion between a portion of the spleen and a gonad or other mesonephric derivative. Epidemiology Much more common in male patients (~95%), occurs most commonly on the left (98%) and usually involves the testis (95%). H...

Emphysematous epididymo-orchitis is a rare gas-forming epididymo-orchitis. The pathology of this condition is unknown. The diagnosis is usually made by ultrasonography with CT as an adjunct, to confirm the diagnosis, evaluate its extent and to rule out a coexistent retroperitoneal infective focu...

Leukemia testicular manifestations, or testicular leukemia, can be seen in patients during and after acute leukemia. The blood-testis barrier limits chemotherapy from reaching the testis, and therefore the testis can act as a sanctuary for leukemic cells. typically presents with painless testic...

Segmental testicular infarctions are uncommon testicular lesions that present with pain. They affect only a segment of the testis that is devascularised with normal remaining testicular parenchyma.  Epidemiology Segmental testicular infarct is much uncommon compared to global testicular infarc...

Intratesticular hematomas are hematomas within the testis and typically result from testicular trauma. Radiographic features Ultrasound isoechoic/hyperechoic region in the traumatised testis, becoming more hypoechoic as it resolves lack of color Doppler flow Differential diagnosis segmenta...