Iron deficiency: symptoms, causes and testing
Doctor explanation
Dr. Fowad explains how iron deficiency can cause symptoms, why blood loss and diet matter, and how blood tests help guide assessment.
Full recording hosted on drfowad.com.
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About this video
Fatigue has many possible causes. Iron deficiency can occur before hemoglobin falls, so a clinician may consider blood counts and iron studies. The underlying cause should be assessed, and oral or intravenous iron chosen individually; do not self-treat on the basis of symptoms alone.
Further reading: NHLBI: Iron-deficiency anemia · NIH ODS: Iron fact sheet.