Occult gastrointestinal (GI) bleeding
Etiology
- Malignancy
- Vascular ectasias (angiodysplasias), eg, idiopathic arteriovenous malformation (AVM), CREST syndrome, hereditary hemorrhagic telangiectasias
- Portal hypertensive gastropathy
- Peptic ulcer disease
- Ulcerated polyp
- Infections, eg, hookworm, tuberculosis (TB)
- Drugs, eg, NSAIDs, aspirin
- Inflammatory bowel disease
- Malabsorption, especially celiac sprue
- Menstrual or pregnancy-associated iron loss
- Idiopathic
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Last updated: December 1, 2014
Citation
Zeiger, Roni F.. "Occult Gastrointestinal (GI) Bleeding." Diagnosaurus, 4th ed., McGraw-Hill Education, 2014. Emergency Central, emergency.unboundmedicine.com/emergency/view/Diagnosaurus/114458/all/Occult_gastrointestinal__GI__bleeding.
Zeiger RFR. Occult gastrointestinal (GI) bleeding. Diagnosaurus. McGraw-Hill Education; 2014. https://emergency.unboundmedicine.com/emergency/view/Diagnosaurus/114458/all/Occult_gastrointestinal__GI__bleeding. Accessed November 8, 2024.
Zeiger, R. F. (2014). Occult gastrointestinal (GI) bleeding. In Diagnosaurus (4th ed.). McGraw-Hill Education. https://emergency.unboundmedicine.com/emergency/view/Diagnosaurus/114458/all/Occult_gastrointestinal__GI__bleeding
Zeiger RFR. Occult Gastrointestinal (GI) Bleeding [Internet]. In: Diagnosaurus. McGraw-Hill Education; 2014. [cited 2024 November 08]. Available from: https://emergency.unboundmedicine.com/emergency/view/Diagnosaurus/114458/all/Occult_gastrointestinal__GI__bleeding.
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