An 80-year-old man is seen for an annual physical examination. He complains of shortness of breath on exertion and is often tired. His stool is black. Laboratory data are: Hemoglobin: 8.2 g/dL Hematocrit: 30% White cell count: 4.2 × 109/L White cell differential: Neutrophils: 60% Lymphocytes: 31% Monocytes: 7% Eosinophils: 2% Basophils: 0% Red cell count: 4.0 × 1012/L RDW: 20% Platelet count: 400 × 109/
An 80-year-old man is seen for an annual physical examination. He complains of shortness of breath on exertion and is often tired. His stool is black. Laboratory data are: Hemoglobin: 8.2 g/dL Hematocrit: 30% White cell count: 4.2 × 109/L White cell differential: Neutrophils: 60% Lymphocytes: 31% Monocytes: 7% Eosinophils: 2% Basophils: 0% Red cell count: 4.0 × 1012/L RDW: 20% Platelet count: 400 × 109/
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An 80-year-old man is seen for an annual physical examination. He complains of shortness of breath on exertion and is often tired. His stool is black. Laboratory data are:
Hemoglobin: 8.2 g/dL
Hematocrit: 30%
White cell count: 4.2 × 109/L
White cell differential:
Neutrophils: 60%
Lymphocytes: 31%
Monocytes: 7%
Eosinophils: 2%
Basophils: 0%
Red cell count: 4.0 × 1012/L
RDW: 20%
Platelet count: 400 × 109/L
Reticulocyte count: 1.2%
Stool occult blood: Positive
1. What is the most probable type of anemia seen in this patient?
2. What is the cause of the anemia seen in this patient?
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