Secondary signet-ring cell carcinoma of the prostate.
D000368:Aged; D018279:Carcinoma, Signet Ring Cell / Q000473:pathology / Q000556:secondary*; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D009367:Neoplasm Staging; D011467:Prostate / Q000473:pathology; D011471:Prostatic Neoplasms / Q000473:pathology / Q000556:secondary*; D013270:Stomach / Q000473:pathology; D013274:Stomach Neoplasms / Q000473:pathology*