In-depth

Risk factors

GERD

Symptoms

Abdominal pain

Find out what causes different types of abdominal pain.

Nausea and vomiting

Sick to your stomach? Nausea and vomiting usually pass quickly but sometimes result from long-term or serious conditions.

Unexplained weight loss

Unexplained weight loss: Symptom — Overview covers possible causes of unexplained weight loss.

Tests and diagnosis

Upper endoscopy

Find out what to expect during your endoscopy exam.

Mar. 14, 2012

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