Gastroparesis in children: the benefit of conducting 4-hour scintigraphic gastric-emptying studies.

ABSTRACTBackground and Aim:Scintigraphic gastric emptying study (GES) is the criterion standard for diagnosis of gastroparesis. Adult studies demonstrated that extending GES to 4 hours increases its ability to diagnose delayed gastric emptying. Most pediatric centers assess GES up to 2 hours postmea