What test is the most sensitive and specific for detecting iron-deficiency anemia? A) Vitamin B₁₂ assay B) Ferritin C) RDW D) Transferrin saturation

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Ferritin is the most sensitive and specific test for detecting iron-deficiency anemia. It measures the body's iron stores, and levels will be decreased in cases of iron-deficiency anemia. The other options may be abnormal in iron-deficiency anemia, but they are not as specific or sensitive as ferritin.

What Test Is the Most Sensitive and Specific for Detecting