Copper deficiency is associated with which type of anemia?

Prepare for the ASPEN Certified Nutrition Support Clinician Test with flashcards and multiple choice questions, each question includes hints and explanations. Ensure your success on the exam!

Multiple Choice

Copper deficiency is associated with which type of anemia?

Explanation:
Copper is essential for iron metabolism, particularly for enzymes like ceruloplasmin that oxidize iron so it can be loaded onto transferrin. When copper is deficient, iron is not properly mobilized and incorporated into heme, impairing hemoglobin synthesis. This leads to smaller red blood cells with less hemoglobin — a microcytic, hypochromic pattern on blood tests. Therefore, copper deficiency-associated anemia is typically microcytic hypochromic. It isn’t macrocytic or megaloblastic (those relate to B12/folate issues) and can resemble iron-utilization problems rather than a simple iron deficit.

Copper is essential for iron metabolism, particularly for enzymes like ceruloplasmin that oxidize iron so it can be loaded onto transferrin. When copper is deficient, iron is not properly mobilized and incorporated into heme, impairing hemoglobin synthesis. This leads to smaller red blood cells with less hemoglobin — a microcytic, hypochromic pattern on blood tests. Therefore, copper deficiency-associated anemia is typically microcytic hypochromic. It isn’t macrocytic or megaloblastic (those relate to B12/folate issues) and can resemble iron-utilization problems rather than a simple iron deficit.

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