What are the methods of autologous transfusion?

Three main techniques for autologous transfusion are used—predeposit transfusion, acute normovolaemic haemodilution, and interoperative and postoperative blood salvage.

What are autologous blood used for?

In addition to major cancer surgeries, like the removal of part of the lung, autologous blood transfusions are often needed for major joint replacement surgeries, vascular surgeries, or cardiothoracic surgeries. An autologous donation may also be suggested to relieve pressure on the community’s blood supply.

What is autologous donation and how is it beneficial?

Autologous blood donations are collected from patients who may need blood for their own use during or after surgical procedures. It became popular in the 1980s when the risk of transmission of HIV and hepatitis were many hundreds of times higher than they are now.

What is autologous and homologous blood transfusion?

Autologous blood transfusion is the collection and re-infusion of the patient’s own blood or blood components. Homologous, or more correctly allogenic, blood transfusions involves someone collecting and infusing the blood of a compatible donor into him/herself.

What is autologous transfusion?

Autologous blood transfusion, which also is referred to frequently but incorrectly and imprecisely as auto transfusion, designates the reinfusion of blood or blood components to the same individual from whom they were taken.

How long is autologous blood good for?

The blood drawn from the patients can be left in storage as whole blood up to 21 days or be fractionated into plasma and packed red blood cells (RBC) and stored for 42 days. Those patients scheduled for surgery beyond 42 days can have their blood stored frozen for up to 6 months.

What is autologous whole blood?

Autologous blood therapy, also known as autologous blood injection or autohemotherapy, comprises certain types of hemotherapy using a person’s own blood (auto- + hemo- + therapy).

What is opposite of autologous?

An autologous transplant uses a person’s own stem cells. An allogeneic transplant uses stem cells from a donor whose human leukocyte antigens (HLA) are acceptable matches to the patient’s.

What is the difference between autologous vs allogeneic stem cell transplants?

Autologous: Auto means self. The stem cells in autologous transplants come from the same person who will get the transplant, so the patient is their own donor. Allogeneic: Allo means other. The stem cells in allogeneic transplants are from a person other than the patient, either a matched related or unrelated donor.

What is autologous injection?

Autologous blood injection involves drawing a small volume of venous blood from the patient and re-injecting this in and around the tendon origin. 63. This procedure has been shown to reduce the number of interstitial tears and decrease the neovascularity.