Blood Disease
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Disorders of Erythrocytes
Sickle Cell Disease Sickle cell disease (SCD) is a genetic blood disorder that affects the protein hemoglobin found inside red blood cells. Hemoglobin carries oxygen from the lungs to the rest of the body (OpenStax 2019). One of the most common symptoms is painful episodes called sickle cell crises, which occur when misshapen cells block
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Leukemia
Learning Objectives By the end of this section, you should be able to: • Describe the key features and classification of leukemia • Distinguish between acute and chronic leukemias • Describe how leukemia affects blood cell function • Identify key features of leukemias in blood smears As you work through this section, focus on how
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Blood Diseases
Leukemia Leukemia is a type of blood cancer that affects the cells in the bone marrow, where blood cells are produced. In leukemia, the body produces large numbers of abnormal white blood cells (leukocytes) that do not function properly. These abnormal cells crowd the bone marrow and bloodstream, which interferes with the production of healthy