Most babies spit up.
Some spit up more than others did. The reason to do this test is to rule out hiatal hernia, strictures, esophagitis, etc. If do this test, can correlate apnea, cough, etc with the reflux event. If severe reflux is unresponsive to the above combination of methods and a pH probe test confirms the presence of reflux, surgery may be indicated. This procedure can be combined with G-tube placement in certain patients.