Testicular lymphoma - secondary involvement

Case contributed by Bruno Di Muzio


Testicular pain.

Patient Data

Age: 65 years
Gender: Male

Scrotal ultrasound


Well-defined mass-like lesion expanding the left testicle. The lesion is hypoechoic and shows preserved testicular vascularity throughout. Small left hydrocele. The right testicle and the epididymis are normal. 


Nuclear medicine

Selected image from the PET CT showing marked uptake within the left testicle. 

Case Discussion

This patient had confirmed diffuse large B-cell lymphoma(DLBCL), which accounts for the majority (~80%) of testicular lymphoma cases. 

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