title: Intrathoracic gastrogenic cyst--preoperative diagnosis by technetium pertechnetate scan.
mesh_terms: D003560:Cysts / Q000175:diagnosis* / Q000473:pathology; D005260:Female; D005753:Gastric Mucosa / Q000473:pathology; D006801:Humans; D007231:Infant, Newborn; D013902:Radiography, Thoracic; D011877:Radionuclide Imaging; D013667:Technetium; D013896:Thoracic Diseases / Q000175:diagnosis
chemical_list: D013667:Technetium