title: Diagnosis of lacrimal drainage malfunction (with emphasis on the technetium 99m scan).
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D004322:Drainage; D005260:Female; D005452:Fluoresceins; D006801:Humans; D007766:Lacrimal Apparatus Diseases / Q000175:diagnosis* / Q000000981:diagnostic imaging; D007767:Lacrimal Duct Obstruction / Q000175:diagnosis / Q000000981:diagnostic imaging; D008297:Male; D008365:Manometry / Q000379:methods; D008875:Middle Aged; D011859:Radiography; D011877:Radionuclide Imaging / Q000379:methods; D012439:Saccharin; D013667:Technetium; D007507:Therapeutic Irrigation
chemical_list: D005452:Fluoresceins; D013667:Technetium; D012439:Saccharin