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Dyspepsia is one of the most common gastrointestinal conditions seen in both primary and specialist care. The most prevalent organic causes of dyspeptic symptoms are peptic ulcer disease and gastroesophageal reflux disease (GERD). The key investigation in patients with (chronic) dyspeptic symptoms is upper gastrointestinal endoscopy, which can identify erosive esophagitis, peptic ulcer, or gastric...
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