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Occult Gastrointestinal Bleeding Causes

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Occult Gastrointestinal Bleeding Causes, Gastrointestinal Occult Bleeding Causes

  1. See Upper Gastrointestinal Bleeding
  2. Erosive Gastritis (3-16%)
  3. Gastric Ulcer (4-6%)
  4. Gastric Carcinoma or Esophageal Cancer (1-4%)
  5. Esophageal Varices
  6. Gastroesophageal Reflux or esophagitis (6-18%)
  7. Hiatal Hernia (with Cameron's Erosions)
  8. Gastric Vascular Malformation or Angiodysplasia (1-8%)
    1. Dieulafoy's Lesion (dilated vessel in mucosal lesion)
    2. Antral vascular ectasia (Watermelon Stomach)
  1. See Lower Gastrointestinal Bleeding
  2. Intestinal Polyps or adenomas that are typically >1 to 1.5 cm (5-14%)
  3. Colon Cancer (5-11%)
  4. Angiodysplasia (1-9%)
  5. Colitis (1-2%)
    1. Ischemic Colitis
    2. Ulcerative Colitis
  6. Diverticular Bleeding
  • Causes
  • Bleeding from a rectal source
  • Causes
  • Miscellaneous Source