A 26-year-old man complains of dull pain in the right scrotum.

Fig. 144.1 (A,B) Ultrasound images of the right testicle show an ill-defined, hypoechoic area with no increased Doppler flow. (C,D) Sagittal and axial T2-weighted images show an ill-defined, hypointense area within a hyperintense normal testis. (E) On a postgadoliniumenhanced T1-weighted image, there is a focal area that shows a lack of normal enhancement.

Segmental testicular infarct