Fig. 11From: Cross-sectional imaging of complicated urinary infections affecting the lower tract and male genital organsProstate carcinoma with post-treatment regressive (necrotic) changes in an 86-year-old man with indwelling catheter (thick arrows). Axial (a) and coronal (b) post-contrast CT images depicted a 3×2 cm left-sided hypoenhancing region (arrowheads) causing enlargement of the ipsilateral prostate gland, initially interpreted as an abscess. Note residual brachytherapy seed indicated by arrow in b Back to article page