Pathophysiology of iron deficiency anemia pdf

Anemia is a condition in which the body does not have enough healthy red blood cells. Red blood cells provide oxygen to body tissues.

There are many types and causes of anemia.

Iron deficiency anemia occurs when your body does not have enough iron.

Iron deficiency anemia risk factors

Iron helps make red blood cells. Iron deficiency anemia is the most common form of anemia.

Red blood cells bring oxygen to your body's tissues. Red blood cells are made in your bone marrow. Red blood cells circulate through your body for 3 to 4 months.

Parts of your body, such as your spleen, remove old blood cells.

Iron is a key part of red blood cells.

What causes iron deficiency

Without iron to make hemoglobin, your blood cannot carry oxygen effectively. Your body normally gets iron through your diet. It also reuses iron from old red blood cells.

Iron deficiency anemia develops when your body's iron stores run low.

This can occur because:

• You lose more blood cells and iron than your body can replace
• Your body does not absorb iron well
• Your body is able to absorb iron, but you are not eating enough foods that contain iron
• Your
  how common is iron deficiency anemia in children
  how common is iron deficiency anemia in men