Gastric outlet obstruction

Acute gastric outlet obstruction usually from progressive intraluminal pathology, such as peptic ulcer disease or malignancy.

Can be due to paraesophageal hernia with gastric volvulus.

Reported with congenital diaphragmatic hernias.

Most patients have prolonged nausea and vomiting resulting from pyloric obstruction secondary to progressive peptic ulcer disease or malignancy.

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