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GASTROINTESTINAL BLEEDING

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5 Peptic ulcer<br />

• Peptic ulcer disease 會導致 GI bleeding, 通常是<br />

hematemesis or melena.<br />

• 大部份 gastritis 和 peptic ulcer 是 Helicobacter<br />

pylori infection. 約佔 70% to 90% gastric ulcers,<br />

和 90% to 95% duodenal ulcers.<br />

• NSAIDs 是 peptic ulcer 和 UGI bleeding 另一常見<br />

的原因.

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