Acute partial segmental thrombosis of the corpus cavernosum: imaging findings on ultrasound, computed tomography, and magnetic resonance imaging.

Partial segmental thrombosis of the corpus cavernosum is a rare disease of unknown etiology; the thrombosis is always located in the proximal part of the corpus cavernosum, usually unilaterally. Typical clinical presentation with perineal pain and swelling in combination with cross-sectional imaging allows one to confidentially establish this diagnosis.