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Related Concept Videos

Blood Transfusion and Agglutination02:45

Blood Transfusion and Agglutination

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Blood transfusion is a therapeutic measure to restore the blood volume after extensive blood loss due to an accident or a medical procedure. Blood transfusion involves drawing a certain amount of blood from a suitable donor and infusing it into the recipient.
History
The history of blood transfusion dates back to the 17th century, when early attempts were made in animals. In 1818 James Blundell, a British doctor, performed the first successful human blood transfusion. Later in 1900, Karl...
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Blood transfusion is a critical medical procedure that saves lives and treats various medical conditions. It involves transferring blood from a donor to a recipient. This process requires a thorough understanding of the ABO blood group system and its associated antigens and antibodies.
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Hemostasis is a crucial process that prevents excessive blood loss from damaged blood vessels. It involves various mechanisms such as vasoconstriction, platelet adhesion and activation, and fibrin formation. The importance of each mechanism depends on the type of vessel injury. In contrast, thrombosis is the abnormal formation of a blood clot within the blood vessels, leading to potential complications if the clot obstructs blood flow. Thrombosis can be caused by increased coagulability of the...
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Hemostasis is a complex physiological process that prevents excessive bleeding when a blood vessel is injured. It's crucial for maintaining the integrity of the circulatory system, as it ensures that our blood remains fluid while still within the vascular network and yet clots to prevent blood loss upon vessel injury.
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Continuous Manual Exchange Transfusion for Patients with Sickle Cell Disease: An Efficient Method to Avoid Iron Overload
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Cryoprecipitate transfusion in bleeding patients.

Barto Nascimento1, Jerrold H Levy2, Homer Tien1

  • 1Department of Surgery, Sunnybrook Health Sciences Centre, University of Toronto, Toronto, ON.

CJEM
|October 21, 2020
PubMed
Summary

Cryoprecipitate is used to treat acquired hypofibrinogenemia but lacks robust evidence for efficacy and safety in bleeding patients. Further clinical trials are needed to establish optimal use and administration protocols for this fibrinogen replacement therapy.

Keywords:
Hemostasisplasma derivativestransfusiontrauma

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Area of Science:

  • Hematology
  • Transfusion Medicine
  • Critical Care Medicine

Background:

  • Acquired coagulopathy management often requires fibrinogen supplementation.
  • Cryoprecipitate, a pooled plasma product, is frequently used for hypofibrinogenemia in massive bleeding.
  • Concerns exist regarding cryoprecipitate's variable fibrinogen content and potential adverse events.

Purpose of the Study:

  • To review the latest evidence on cryoprecipitate for treating bleeding.
  • To assess the efficacy and safety of cryoprecipitate therapy.
  • To identify gaps in current research and guide future clinical trials.

Main Methods:

  • A narrative review of existing literature on cryoprecipitate therapy.
  • Analysis of historical use, formulations, preparation, and dosing.
  • Review of clinical guidelines and recent studies on efficacy and safety.

Main Results:

  • Cryoprecipitate provides high fibrinogen content but with considerable unit-to-unit variability.
  • Guidelines recommend use for hypofibrinogenemia in bleeding patients.
  • Limited data exist on clinical efficacy, despite its effectiveness in raising fibrinogen levels.

Conclusions:

  • Robust evidence supporting cryoprecipitate use in bleeding patients is lacking.
  • Few prospective, randomized clinical trials have been conducted.
  • Further research is essential to evaluate cryoprecipitate's safety, efficacy, and optimal administration.