From 1988 to 1994 the authors treated three patients with hypertrophic
pyloric stenosis (HPS) who presented with hiatal hernia (HH). Two of
the cases had been diagnosed preoperatively. HPS should be considered
in HH cases in which a significant delay of gastric output is suspecte
d in the early neonatal period. Copyright (C) 1996 by W.B. Saunders Co
mpany