Adenocarcinoma of the prostate simulating primary rectal malignancy.
D000135:Acid Phosphatase / Q000097:blood; D000230:Adenocarcinoma / Q000175:diagnosis*; D000368:Aged; D001706:Biopsy; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D008875:Middle Aged; D011471:Prostatic Neoplasms / Q000175:diagnosis*; D012004:Rectal Neoplasms / Q000175:diagnosis*
D000135:Acid Phosphatase