This test should only be used in selected heart patients in whom the extent of salvageable heart muscle has to be known prior to revascularization with angioplasty or coronary bypass. This test is done in patients with gastrointestinal bleeding in order to localize the site of bleeding. This is typically done in the hospital prior to endoscopic or surgical therapeutic interventions. This test is to diagnose Meckles diverticulum in small bowel. This is a very accurate test for those Meckel diverticulums that have gastric mucosa.
Typical patient is teenager or child with gastrointestinal bleeding.
This study is performed in adults who have complains of delayed gastric emptying. The study can be done with solid or liquid labeled agents. The kinetics of gastric emptying is quantitated during the test with and without drugs such as Reglan and erythromycin. In infants we can quantitate gastroesophageal reflux. This is done in patients suspected of esophageal motility disorders, such as Achlasia, Scleroderma, Esophagoesophageal reflux, Presbyesophagus, or non-specific motor disorder.