New radio-tracers show encouraging results in prostate cancer detection and staging. The use of PET is limited to specialist centers. Grayscale ultrasound showing a hypoechoic nodule in the left ...

Transrectal Ultrasound of the prostate showed a heterogeneous hypoechoic lesion in the left lobe of the prostate gland with a serum prostate-specific antigen (PSA) value > 100.