title: Barium granuloma mimicking rectal carcinoma.
mesh_terms: D000368:Aged; D001466:Barium Sulfate / Q000009:adverse effects*; D003937:Diagnosis, Differential; D005119:Extravasation of Diagnostic and Therapeutic Materials; D006099:Granuloma / Q000175:diagnosis*; D006801:Humans; D008297:Male; D012002:Rectal Diseases / Q000175:diagnosis*; D012004:Rectal Neoplasms / Q000175:diagnosis*
chemical_list: D001466:Barium Sulfate