title: Letter: Presentation of rectal leiomyoma.
mesh_terms: D003937:Diagnosis, Differential; D005401:Fissure in Ano / Q000175:diagnosis; D006801:Humans; D007889:Leiomyoma / Q000175:diagnosis*; D008297:Male; D008875:Middle Aged; D012004:Rectal Neoplasms / Q000175:diagnosis*