Case Study (17)

Case Study (17) - Adeyinka Obisanya February 16, 2012...

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Adeyinka Obisanya February 16, 2012 Chapter 17 Case Studies Iron-Deficiency Anemia 1. Bleeding from any part of the alimentary canal may produce hem occult-positive stools. Which organs in the illustration is part of the alimentary canal? Why could aspirin cause occult blood? Your answer: The large intestine and the small intestine Correct answer: The alimentary canal includes: the oral cavity, pharynx, esophagus, stomach, small intestine, large intestine, and anus. Aspirin causes a small amount of bleeding in the stomach, and may cause the stools to become hemoccult positive. 2. What is the hematocrit value from the table that supports the gastroenterologist's diagnosis? Your answer: 37 Correct answer: The hematocrit value that supports the gastroenterologist's diagnosis is 37. In anemia the Hct is low. Normal hematocrit is 45, and a hematocrit of 55 may be seen in polycythenia. 3. What is the mean corpuscular volume that supports the gastroenterologist's diagnosis? Your answer: 75 and 103 Correct answer: The mean corpuscular volume that supports the gastroenterologist's diagnosis is 75. In iron deficiency anemia the MCV is low. Because the red cells are smaller, it is called a microcytic anemia. A mean corpuscular volume of 89 is normal, and a MCV of 103 is found in B-12 deficiency anemia. 4. What is the mean corpuscular hemoglobin concentration that supports the
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Case Study (17) - Adeyinka Obisanya February 16, 2012...

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