title: Lead colic masquerading as intestinal obstruction.
mesh_terms: D003085:Colic / Q000175:diagnosis / Q000209:etiology*; D003937:Diagnosis, Differential; D006801:Humans; D006836:Hydro-Lyases / Q000097:blood; D007415:Intestinal Obstruction / Q000175:diagnosis*; D007813:Laparotomy; D007854:Lead / Q000097:blood / Q000652:urine; D007855:Lead Poisoning / Q000097:blood / Q000175:diagnosis* / Q000201:enzymology / Q000652:urine; D007982:Levulinic Acids / Q000097:blood; D008297:Male; D008875:Middle Aged
chemical_list: D007982:Levulinic Acids; D007854:Lead; D006836:Hydro-Lyases