title: Colonic actinomycosis mimicking carcinoma.
mesh_terms: D000196:Actinomycosis / Q000175:diagnosis*; D000368:Aged; D003108:Colonic Diseases / Q000175:diagnosis*; D003110:Colonic Neoplasms / Q000175:diagnosis*; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans