title: Leiomyosarcoma of the rectum versus prostatic malignancy. Differentiation by magnetic resonance imaging.
mesh_terms: D003937:Diagnosis, Differential; D006801:Humans; D007890:Leiomyosarcoma / Q000175:diagnosis* / Q000601:surgery; D009682:Magnetic Resonance Spectroscopy; D008297:Male; D008875:Middle Aged; D011471:Prostatic Neoplasms / Q000175:diagnosis*; D012004:Rectal Neoplasms / Q000175:diagnosis*