Congenital pyloric stenosis as a factor predisposing to the ulcer syndrome.
D003251:Constriction, Pathologic; D005756:Gastritis / Q000209:etiology*; D010437:Peptic Ulcer / Q000209:etiology*; D011707:Pyloric Stenosis; D011708:Pylorus; D013577:Syndrome; D014456:Ulcer
GASTRITIS/etiology and pathogenesis; PEPTIC ULCER/etiology and pathogenesis; PYLORUS/stenosis