title: Congenital pyloric stenosis: an unusual clinical presentation.
mesh_terms: D004646:Emphysema / Q000209:etiology; D005260:Female; D006471:Gastrointestinal Hemorrhage / Q000209:etiology; D006801:Humans; D007223:Infant; D011707:Pyloric Stenosis / Q000150:complications / Q000151:congenital / Q000601:surgery*; D013272:Stomach Diseases / Q000209:etiology