by MyH Editorial Team | Sep 9, 2026 | Lab Protocols
Procedure-at-a-Glance CRP (C-reactive protein) is a protein made by the liver in response to inflammation. Blood levels can rise from below 1 mg/L to over 500 mg/L within hours of tissue injury or infection [1]. Collect venous blood into a serum separator tube or...
by MyH Editorial Team | Sep 3, 2026 | Red Blood Cells
Key Takeaways Pure red cell aplasia (PRCA) is a rare bone marrow disorder in which the marrow selectively stops making red blood cells, while white cells and platelets stay normal. PRCA differs from aplastic anemia because only one cell line, the erythroid...
by MyH Editorial Team | Aug 12, 2026 | Hemostasis Disorders
Key Takeaways Hemophilia C is an inherited bleeding disorder caused by a deficiency of Factor XI (FXI). It is also known as Factor XI deficiency or Rosenthal syndrome. Unlike hemophilia A and B, hemophilia C is autosomal, not X-linked, so it affects males...
by MyH Editorial Team | Aug 3, 2026 | Lab Protocols
Procedure At-A-Glance The Wright-Giemsa stain is a combination Romanowsky-type stain used to differentiate blood and bone marrow cell types with more intense nuclear detail than Wright stain alone. Flood Slide Protocol Air-dry a well-made smear. Fix in...
by MyH Editorial Team | Jul 27, 2026 | Transfusion Medicine
Key Takeaways The minor blood group systems, including Kell, Duffy, Kidd, and MNS, are red cell antigen systems outside ABO and Rh, but they are still capable of causing serious transfusion reactions and hemolytic disease of the newborn. Unlike Rh, these minor blood...
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