title: [A case of lacrimal duct stenosis due to a herbicide paraquat (author's transl)].
mesh_terms: D000328:Adult; D003251:Constriction, Pathologic; D006801:Humans; D007766:Lacrimal Apparatus Diseases / Q000139:chemically induced*; D007767:Lacrimal Duct Obstruction / Q000139:chemically induced; D008297:Male; D010269:Paraquat / Q000506:poisoning*
chemical_list: D010269:Paraquat