Platelet Function Testing

Objective: The reader will be able to identify the common methods to evaluate platelet function. Platelet Function Testing Cynthia S Johns, MSA, MT(ASCP)SH Volume 18, Number 4 July-August 2004 Normal hemostasis consists of a delicate balance between the blood vessels, platelets, and coagulation ...

Refractoriness to platelet transfusion therapy

However, there is variability in this estimation that is related in part to the platelet content of each unit. In a randomized trial, for example, 46 patients undergoing high dose chemotherapy followed by stem cell transplantation were randomly assigned to receive prophylactic platelet ...


Published by the World Federation of Hemophilia (WFH), 1999; revised 2008. © World Federation of Hemophilia, 2008 The WFH encourages redistribution of its publications for educational purposes by not-for-profit hemophilia organizations.

Platelet Function Assay FAQ

Platelet Function Assay FAQ 1. What is the Platelet Function Assay (PFA) test? The PFA test is a new laboratory screening test of platelet function that measures both platelet adhesion and aggregation (primary hemostasis).

"Asymptomatic thrombocytopenia and Macrothrombocytosis in the ...

14 Terminology: 1. Platelets are also called thrombocytes. These are the blood cells that are responsible for normal blood clotting. 2. Thrombocytopenia is an abnormally low blood platelet count.

Platelet function defects

ORIGINAL ARTICLE Platelet function defects D. SIMON,*T. KUNICKI and D. NUGENT* *From the Childrens Hospital of Orange County, Orange; and The Scripps Research Institute, La Jolla, CA, USA Summary.

PRP Matrix Grafts

PRP Matrix Grafts Current Knowledge and Application Techniques in Musculoskeletal Medicine David M. Crane, MD Peter A.M. Everts, PhD Platelet Rich Plasma (PRP) grafting techniques are now being utilized in musculoskeletal medicine with increasing frequency and effectiveness.

Hematology Case Studies: Platelets

Low platelet counts along with instrument flagging of giant platelets should prompt the operator to confirm the abnormal platelet count by blood smear review/platelet estimate or perform a manual platelet count.

Platelet Storage Pool Diseases

Platelet Storage Pool Diseases* * * 1 Platelet Storage Pool Diseases Roger S. Riley, M.D., Ph.D. Feature Disease Facts Synonyms Etiology & Pathogenesis Pattern of Inheritance None.

Platelet and Vascular Disorders

Lawrence L. K. Leung, m.d. Bleeding or bruising that is spontaneous or excessive after tissue injury may be caused by abnormal platelet number or function, abnormal vascular integrity, coagulation defects, fibrinolysis, or a combination of these abnormalities.

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