Low Hemoglobin Cause
Health Encyclopedia: Sickle Cell Disease Introduction
Introduction
Hemoglobin is a complex molecule and the most important component of red blood cells. Sickle cell disease occurs from genetic abnormalities in hemoglobin. Three forms of hemoglobin are important in this disorder:
- Hemoglobin A (HbA). HbA is the hemoglobin molecule found in normal red blood cells during childhood and adulthood.
- Hemoglobin S (HbS). HbS (S is for sickle) is the abnormal variant of hemoglobin A, which occurs in sickle-red blood cells and is the primary characteristic of the...
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Health Guide
Stroke Patient Guide, Part II: Diagnosis
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Anemia is an abnormal reduction in red blood cells.This photmicrograph shows normal red blood cells (RBCs) as seen in the microscope after staining.Anemia is a global problem, at its... Read more »Anemia: Risk Factors
Although nutritional iron-deficiency anemia has declined in industrialized nations, it affects an estimated 2 billion people worldwide. Even in the U.S., iron deficiency is the most... Read more »Sickle Cell Disease: Treatment
Research is ongoing toward identifying the biologic and chemical activities that promote or protect against the sickle cell process. Currently, experimental treatments focus on the basic... Read more »Images
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