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Fig. 8. 63-year-old man who underwent abdominal and pelvic CT for staging
non-Hodgkin's lymphoma. Helical CT of pelvis revealed abnormal contrast
enhancement in right peripheral zone of prostate with capsular bulging
(arrows). Note adenopathy also in inguinal regions
(asterisks). Transrectal sonographically guided biopsy revealed
adenocarcinoma with Gleason score of 8 in both peripheral zones.
Prostate-specific antigen level (15 ng/mL) was then obtained.