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Related Concept Videos

Blood Types02:20

Blood Types

Human blood is classified into different types based on the presence of antigens on the red blood cell's surface and antibodies in the plasma. Proper identification of blood type is essential for successful blood transfusion. The International Society of Blood Transfusion has identified 38 human blood types based on the surface antigens on the red blood cells. The most common types are ABO, Rh, and MNS blood types.
ABO blood group
ABO antigens are glycoproteins encoded by genes present on...
Blood Transfusion and Agglutination02:45

Blood Transfusion and Agglutination

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...
The ABO Blood Group01:12

The ABO Blood Group

The ABO blood group system is a critical element of transfusion medicine, essential for determining blood compatibility in transfusions and organ transplants. It is based on specific antigens, or agglutinogens, present on the surface of red blood cells (RBCs) and corresponding antibodies, or agglutinins, in the blood plasma.
Antigens in the ABO Blood Group System
Antigens are substances that can trigger an immune response, leading to the production of antibodies. In the ABO blood group system,...
Blood Typing01:10

Blood Typing

Understanding an individual's blood group is a critical component of transfusion medicine. It ensures compatibility in blood transfusions, organ transplants, and even during pregnancy. Determining these blood groups involves the ABO and Rh blood typing systems, utilizing specific antigens and corresponding anti-sera to identify an individual's blood type.
Antigens are protein molecules that reside on the surface of red blood cells (RBCs). The ABO and Rh blood typing systems target antigens A,...
Blood Transfusion01:15

Blood Transfusion

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.
Blood Transfusion Overview
A blood transfusion is a medical procedure used to replace blood lost due to injury, surgery, or to treat conditions such as anemia or cancer. During a transfusion, donor blood is...
Bone Marrow Sampling and Transplants01:22

Bone Marrow Sampling and Transplants

Bone marrow transplant is a potential cure for several diseases, including cancer and specific genetic disorders. Notably, this procedure is applicable for patients suffering from aplastic anemia, certain types of leukemia, severe combined immunodeficiency disease (SCID), Hodgkin's disease, non-Hodgkin's lymphoma, multiple myeloma, thalassemia, sickle-cell disease, and certain cancers.
The transplant begins with high doses of chemotherapy and radiation treatment, which aim to destroy the...

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Discontinuation of Plavix<sup>®</sup> (clopidogrel) for hip fracture surgery. A systematic review of the literature.

Orthopaedics & traumatology, surgery & research : OTSR·2016
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[Direct oral anticoagulant associated bleeding].

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[Management of direct oral anticoagulants for invasive procedures].

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Related Experiment Video

Updated: Jul 19, 2026

Antigens Protected Functional Red Blood Cells By The Membrane Grafting Of Compact Hyperbranched Polyglycerols
11:31

Antigens Protected Functional Red Blood Cells By The Membrane Grafting Of Compact Hyperbranched Polyglycerols

Published on: January 2, 2013

[Autologous blood transfusion].

N Rosencher1, C Conseiller

  • 1Service d'anesthésie-réanimation Hôpital Cochin 75679 Paris.

La Revue Du Praticien
|August 16, 2001
PubMed
Summary

Autologous blood transfusion reduces exposure to donor blood, with renewed interest due to potential Bovine Spongiform Encephalopathy (BSE) agent transmission. This highlights the importance of transfusion safety and alternative techniques.

Area of Science:

  • Transfusion Medicine
  • Infectious Disease Control

Context:

  • Autologous blood transfusion (ABT) is a primary method to minimize allogeneic blood exposure.
  • Historically, ABT aimed to prevent viral contamination (Hepatitis B Virus, Hepatitis C Virus, Human Immunodeficiency Virus).
  • The risk of viral transmission via allogeneic blood has significantly decreased, making the cost-effectiveness of ABT questionable for this purpose.

Purpose:

  • To re-evaluate the role of autologous blood transfusion in light of emerging concerns.
  • To explore the implications of potential Bovine Spongiform Encephalopathy (BSE) agent transmission through blood.
  • To emphasize the precautionary principle in transfusion practices.

Summary:

  • While the risk of viral transmission from allogeneic blood is now minimal, a recent study suggests a potential risk of BSE agent transmission.

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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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Massive Pontine Hemorrhage by Dual Injection of Autologous Blood
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Massive Pontine Hemorrhage by Dual Injection of Autologous Blood

Published on: May 29, 2021

Related Experiment Videos

Last Updated: Jul 19, 2026

Antigens Protected Functional Red Blood Cells By The Membrane Grafting Of Compact Hyperbranched Polyglycerols
11:31

Antigens Protected Functional Red Blood Cells By The Membrane Grafting Of Compact Hyperbranched Polyglycerols

Published on: January 2, 2013

Continuous Manual Exchange Transfusion for Patients with Sickle Cell Disease: An Efficient Method to Avoid Iron Overload
05:23

Continuous Manual Exchange Transfusion for Patients with Sickle Cell Disease: An Efficient Method to Avoid Iron Overload

Published on: March 14, 2017

Massive Pontine Hemorrhage by Dual Injection of Autologous Blood
06:33

Massive Pontine Hemorrhage by Dual Injection of Autologous Blood

Published on: May 29, 2021

  • This finding necessitates a re-evaluation of autologous transfusion techniques.
  • The precautionary principle supports the use of alternatives to allogeneic blood when feasible.

    • Impact:

    • A renewed interest in autologous transfusion techniques is warranted.
    • This could influence public health policies regarding blood transfusion safety.
    • Further research is needed to confirm or refute the potential transmission of the BSE agent via blood.