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Blood Tests 1
Common Hematology Tests
Question | Answer |
---|---|
Bone Marrow | Detects abnormal blood cells and evaluates blood cell formation and function |
Cerebrospinal (CSF) and other Body Fluids | Presence or absence, number and type of cells; hematocrit on fluid indirectly measures fluid volume |
Eosinophil Count | Increased numbers in direct count indicate parasitic infections and allergies |
Erythrocyte Sedimentation Rate (ESR) | Increased rate at which RBCs settle out is indicative of inflammatory conditions or necrosis of tissue |
Lupus Erythematosus (LE prep) | Presence of typical LE cells is diagnostic of systemic LE |
Osmotic Fragility | Increased red cell fragility is indicative of hemolytic and autoimmune anemias, decreased fragility is indicative if sickle cell and thalassemia |
Reticulocyte Count (retic count) | Increased number of retics in circulating blood attest to bone marrow hyperactivity |
Sickel Cell | Sickling of red cells indicates presence of abnormal hemoglobin variant, Hgb S |