Iron deficiency anemia causes
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]
Overview
Causes
Increased iron requirement
Blood loss
- Mensturation
- Gastrointestinal tract
- Food sensitivity
- Hookworms
- Genitourinary tract
- Respiratory tract
- Blood donation
Growth
Pregnancy
- Chronic bleeding (hemoglobin contains iron)
- Excessive menstrual bleeding
- Non-menstrual bleeding
- Bleeding from the gastrointestinal tract (ulcers, hemorrhoids, Esophageal varices, The use of aspirin, ibuprofen, or arthritis medicines for a long time, Cancer in the esophagus, stomach, or colon etc.)
- Rarely laryngological bleeding or from the respiratory tract
- Inadequate intake (special diets low in dietary iron)
- Substances (in diet or drugs) interfering with iron absorption
- Malabsorption syndromes
- Celiac disease
- Crohn's disease
- Gastric bypass surgery
- Taking too many antacids that contain calcium
- You may not get enough iron in the diet if:
- You are a strict vegetarian
- You are an older adult and do not eat a full diet