Title: Gastroesophageal Reflux Disease

Biopsy during endoscopy can help diagnose Barrett’s endoepithelium, eosinophilic esophagitis, dysplasia or Helicobacter pylori infection1 11. Endoscopy is able to rule out other diseases such as peptic ulcer. Another test that may be employed is the barium esophagogram. It is indicated in patients with dysphagia. ................
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