Occult GIB Flashcards
What is an Occult GI bleed?
Bleeding that is NOT apparent to the patient
not visible
What are the 2 most common causes of occult GI bleeding with Iron Deficient Anemia?
- Neoplasm
2. Vascular abnormalities (angioectasia/AVMs)
What are the 2 most common causes of occult GI bleeding with Iron Deficient Anemia?
- Neoplasm
2. Vascular abnormalities (angioectasias/AVMs)
In pre-menopausal women, is Iron Deficient Anemia normal?
Yes
In a person older than 45 with iron deficient anemia, what should you suspect?
Colon cancer
In a person older than 45 with iron deficient anemia, what should you suspect?
Colon cancer
What are the symptoms of an Occult GI bleed?
Iron Deficient Anemia in ABSENCE of visible blood loss
What are the symptoms of an Occult GI bleed?
Iron Deficient Anemia in ABSENCE of visible blood loss
In a patient with an Occult GI bleed, what should you evaluate for?
Celiac Disease
What tests will be (+) with an Occult GI bleed?
Fecal occult blood test
Fecal immunochemical test
What are 3 screenings for an Occult GI bleed?
Fecal occult blood test
Fecal Immunochemical test
Fecal DNA test
What can cause a false (+) for the fecal occult blood test?
Red meat, iron, aspirin, UGIB
What can cause a false (-) for the fecal occult blood test?
Vitamin C, intermittent bleeding
The Fecal Immunochemical test is sensitive to?
Hemoglobin
Which Occult GI bleed test is more sensitive to colorectal cancer and adenomas?
Fecal Immunochemical Test