andlt;strongandgt;Prostate cancer.andlt;/strongandgt; Coloured axial magneticresonance imaging (MRI) scans of the lower abdomenof a 74- year-old man who has an adenocarcinoma ofthe prostate gland. The front of the body is attop on each scan, which is a view seen from below.The prostate gland (orange) is at the centre ofeach scan. It has been highlighted by theinjection of a gadolinium contrast medium. Thebladder (grey), partially seen above the enlargedprostate gland in the lower two scans, is beingcompressed by the cancer, affecting urination. Thecircular areas at left and right in each scan arethe tops of the thigh bones. The causes ofprostate cancer are not known, but it is mostprevalent in men over 50 years of age. Treatmentis with hormone therapy, chemotherapy, or surgeryto remove the prostate gland. This advanced cancerhas a Gleason score of 9. The patient has a PSAreading of 13.
