The main symptom is that of vomiting which typically occurs after meals of undigested food, devoid of any bile. You may also find a history of previous peptic ulcers and loss of weight.
Signs to look for upon examination are wasting and dehydration. Visible Peristalsis may be present. Succussion splash is a splash-like sound heard over the stomach in the left upper quadrant of the abdomen on shaking the patient, with or without the stethoscope.
Read more about this topic: Gastric Outlet Obstruction
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“Each reader discovers for himself that, with respect to the simpler features of nature, succeeding poets have done little else than copy his similes.”
—Henry David Thoreau (18171862)