by MyH Editorial Team | Dec 18, 2023 | Hemostasis Disorders
Key Takeaways Hemostasis is the body’s coordinated system for stopping bleeding while keeping blood flowing inside healthy vessels. It works in four overlapping stages: vasoconstriction, primary hemostasis, secondary hemostasis, and fibrinolysis....
by MyH Editorial Team | Dec 17, 2023 | Hemostasis Disorders
Key Takeaways A platelet (thrombocyte) is a small, disc-shaped cell fragment, 2–4 µm wide, made in the bone marrow from megakaryocytes; the normal count is 150,000–450,000/µL and each platelet lives 7–10 days. Primary Function...
by MyH Editorial Team | Dec 14, 2023 | White Blood Cells
Key Takeaways Myelodysplastic syndrome (MDS) is a group of bone marrow cancers in which mutated stem cells produce defective blood cells. Most are destroyed before reaching the bloodstream, causing low blood counts. Signs and symptoms ▾: Patients usually...
by MyH Editorial Team | Dec 11, 2023 | Lab Protocols, Red Blood Cells
Procedure-at-a-Glance A hemolysate is the liquid produced when red blood cells are deliberately broken open so that hemoglobin can be tested. It is the starting material for hemoglobin electrophoresis, HPLC, capillary electrophoresis, and the alkaline denaturation...
by MyH Editorial Team | Dec 11, 2023 | Hemostasis Disorders, Lab Protocols
Procedure-at-a-Glance An APTT mixing study is a follow-up coagulation test that mixes patient plasma 1:1 with pooled normal plasma to find out whether a prolonged APTT is caused by a missing clotting factor or by an inhibitor [1]. Preparation. Prepare a 1:1 mix of...
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