Home Hemoglobinopathies and Thalassemias

Hemoglobinopathies and Thalassemias

by MedQuizzes
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One of the two most common monogenetic diseases of man is

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The peripheral blood smear in silent state patients with a-thalassemia typically appears as

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Normal adult hemoglobin contains the following components: Hb A (95% to 98%), Hb A2 (2% to 3%), Hb A1 (3% to 6%), and Hb F (<1%).

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Most unstable hemoglobins

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The common denominator in the hemoglobinopathies is that all are

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In sickle cell anemia the cause is

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What estimated percentage of black Americans are heterozygous for Hb S?

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In a-type thalassemia, with three inactive a genes, which of the following is characteristic?

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The characteristic hemoglobin concentration in a patient’s silent state with heterozygous b-thalassemia is

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What factors contribute to the sickling of erythrocytes in sickle cell anemia crisis?

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Hemoglobinopathies can be classified as

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Thalassemias are characterized by

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What is the primary risk to thalassemia major patients who receive frequent and multiple blood transfusions?

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Homozygous b-thalassemia patients have

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In the hemoglobinopathies, a trait is described as

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In sickle cell disease the abnormality is related to

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The most common complaint associated with sickle cell anemia?

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If a patient with sickle cell anemia is in an acute crisis state, peripheral blood smears may exhibit

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Deoxyhemoglobin C has

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The incidence of Hb E hemoglobinopathy is highest in

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Hemoglobinopathies and Thalassemias
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