Anemia Symptoms
Symptom Checker: Symptoms & Signs Index
Medical Author: William C. Shiel Jr., MD, FACP, FACR
Anemia is the condition of having less than the normal number of red blood cells or less than the normal quantity of
hemoglobin in the blood. The oxygen-carrying capacity of the blood is, therefore, decreased. Persons with anemia may feel tired and fatigue easily, appear pale, develop palpitations and become unusually
short of breath. Children with chronic anemia are prone to infections and learning problems.
In general, anemia has four basic categories of causes. One or more of these causes must be operating to produce anemia:
Hemorrhage -- bleeding
Hemolysis -- excessive destruction of red blood cells
Underproduction of red blood cells
Not enough normal hemoglobin
Women are more likely than men to have anemia because of the loss of blood each month through menstruation. Iron deficiency anemia is common and in adults is most often due to chronic blood loss. This can be from menstruation or from small amounts of repeated
bleeding (which can be very subtle) and in children is due mainly to not enough iron in the diet. Anemia is also often due to gastrointestinal bleeding caused by medications including, such very common drugs as aspirin and ibuprofen (Advil or Motrin).
REFERENCE:
Fauci, Anthony S., et al. Harrison's Principles of Internal Medicine. 17th ed. United States: McGraw-Hill Professional, 2008.
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