title: The Peutz-Jeghers syndrome: a rare cause of rectal bleeding in a child.
mesh_terms: D000740:Anemia / Q000209:etiology; D002648:Child; D006400:Hematocrit; D006801:Humans; D007414:Intestinal Neoplasms / Q000150:complications* / Q000601:surgery; D008297:Male; D008551:Melena / Q000209:etiology*; D008722:Methods; D010580:Peutz-Jeghers Syndrome / Q000150:complications* / Q000601:surgery