Medical Definition of Gastric outlet obstruction
1.
A congenital disorder in which the pylorus is thickened causing obstruction of the gastric outlet (to the duodenum).
More common in males, pyloric stenosis. Symptoms of projectile vomiting begin several weeks after birth.
Incidence: approximately 1 in 4,000 live births.
(27 Sep 1997)
Lexicographical Neighbors of Gastric Outlet Obstruction
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