Hemoglobin C crystal inclusion test

In hemoglobin C (HbC) disease, in addition to target red blood cells accounted for 40% to 90%, hexagonal and rod-shaped crystals are still visible, especially after slow-drying blood and splenectomy. After incubation with 3% sodium chloride solution, the crystal inclusions were found in almost every red blood cell. Positive hemoglobin C disease. Basic Information Specialist classification: growth and development examination classification: blood examination Applicable gender: whether men and women apply fasting: fasting Tips: This test is affected by temperature and should be paid special attention. Normal value negative. Clinical significance Positive hemoglobin C disease. Positive result may be disease: leukemia precautions This test is affected by temperature and should be given special attention. Inspection process 30 g / L NaCl 2 drops were added to the small test tube, and 1 drop of blood was taken, and the test tube was stoppered. The smear was taken out after incubating for 1 h in a 37 ° C incubator. The cells were stained with Wright's stain, and the presence or absence of rod-like or hexagonal crystals in the red blood cells was observed under an oil microscope. Not suitable for the crowd Hemophilia and diffuse intravascular coagulation. Adverse reactions and risks Risk of infection: If you use an unclean needle, you may be at risk of infection.

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