Iron deficiency anemia

Definition

Iron deficiency anemia is a condition where there is an insufficient amount of iron in the body to produce adequate hemoglobin, leading to reduced oxygen transport. This can result in fatigue, weakness, and other health complications.

5 Must Know Facts For Your Next Test

1. Iron deficiency anemia is the most common type of anemia worldwide.
2. Symptoms may include fatigue, pallor, shortness of breath, and dizziness.
3. Common causes include poor dietary intake, blood loss (e.g., menstruation or gastrointestinal bleeding), and increased iron needs during pregnancy.
4. Diagnosis often involves a complete blood count (CBC) and serum ferritin test to measure stored iron levels.
5. Treatment usually includes dietary changes to increase iron intake and oral iron supplements; severe cases may require intravenous iron or blood transfusions.

Review Questions

• What are the common symptoms associated with iron deficiency anemia?
• How is iron deficiency anemia typically diagnosed?
• What are some primary causes of iron deficiency anemia?

Related terms

Hemoglobin: A protein in red blood cells that carries oxygen throughout the body.

Ferritin: A blood protein that contains iron; it is a marker for the amount of stored iron in the body.

Anemia: A condition characterized by a lack of healthy red blood cells or hemoglobin, leading to reduced oxygen delivery to tissues.