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A count of the total number of red blood cells, white blood cells and platelets present in blood.
Full blood count
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Blood is smeared over a glass slide that is stained with specific dyes and viewed under a microscope.
Blood film
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may also detect blood parasites such as malaria, toxoplasmosis, and microfiliariasis.
Staining
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Assessment and staining of ...... may also be performed.
immature platelets or megakaryocytes
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Iron status and anemias are assessed using tests such as
- serum ferritin
- vitamin B12
- folate levels
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may be used for blood typing and blood matching prior to blood transfusion, for example.
Coombs' test
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Coombs' test AKA
antiglobulin test
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Platelet function in bleeding and coagulation may be checked using a test called
prothrombin time
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a technique used to determine whether a lesion is vascular, nonvascular or hemorrhagic.
Diascopy
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may be performed to check for thrombotic disorders.
D-dimer assessment
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may be used to examine proteins in the blood such as hemoglobin and to check for hemoglobinopathies such as thalassemia or sickle cell anemia.
Electrophoresis
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The enzyme ...... may be assessed in sickle cell disease.
G6PD
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lymph nodes and tumors.
Fine-needle aspiration
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for detecting antigens both inside and on the surface of cells.
Immunocytochemical techniques
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Assessment of chronic myeloproliferative disorders using
bone marrow and blood examination
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to look for chromosomal disorders and abnormalities
Karyotyping
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assessment
- hemophagocytic syndromes
- storage diseases (Gaucher's disease, Niemann-Pick disease and glycogen storage disease)
- spleen biopsy
- erythrocyte sedimentation rate (ESR)
- bone marrow
- granulocytosis
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