title: Preoperative diagnosis of bleeding Meckel's diverticulum utilizing  99m technetium pertechnetate scinti-imaging.
mesh_terms: D002675:Child, Preschool; D005753:Gastric Mucosa / Q000002:abnormalities; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis* / Q000209:etiology / Q000601:surgery; D006801:Humans; D007223:Infant; D008297:Male; D008467:Meckel Diverticulum / Q000150:complications / Q000175:diagnosis* / Q000601:surgery; D008722:Methods; D011877:Radionuclide Imaging; D013667:Technetium
chemical_list: D013667:Technetium