102 video review lessons. Review AP US History by watching and listening to over 18 hours worth of videos carefully coordinated to the AP US History syllabus. 290 AP US History practice questions. Test your understanding of each concept without having to take an entire AP US History practice exam. Customized AP US History study plan.
Treatment of iron deficiency is usually easily accomplished with oral iron supplementations. IN rare cases iron needs to be given intravenously, but this route risks serious allergic reactions and is avoided when possible. Lead poisoning is the next most common and one of the most serious causes of microcytic anemia. It needs to be suspected in any young child with microcytic anemia who does not respond quickly to iron supplementation, or who lives in a home with lead pain exposure. This is mostly older homes.
Microcytic anemia is defined as the presence of small, often hypochromic, red blood cells in a peripheral blood smear and is usually characterized by a low MCV (less than 83 micron 3). Iron deficiency is the most common cause of microcytic anemia.The absence of iron stores in the bone marrow remains the most definitive test for differentiating iron deficiency from the other microcytic states, ie, anemia of chronic disease, thalassemia, and sideroblastic anemia.ron deficiency is the most common cause of microcytic anemia. The absence of iron stores in the bone marrow remains the most definitive test for differentiating iron deficiency from the other microcytic states, ie, anemia of chronic disease, thalassemia, and sideroblastic anemia.