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Blood Transfusions Notes

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Blood transfusions

1. Introduction A transfusion is intravenous therapy with whole blood or blood products. Blood products include blood components, such as packed red blood cells or plasma. Oxyglobin is a chemically modified haemoglobin of bovine origin. The aims of blood transfusions are:


To replace what is lacking. To support patients whilst investigations are being carried out or whilst treatment is initiated. To aim for a clinical improvement rather than a normal PCV
- Post transfusion PCV of 25-30% in dogs Or 20% in cats

Indications for blood transfusion are:




Evidence for circulatory collapse. A rapid drop in PCV to It contains all blood products included red blood cells, platelets, white blood cells and labile and non-labile clotting factors. It is the most common agent transfused in practice, and is appropriate for animals that are haemorrhaging as a result of coagulopathies, thrombocytopaenia or due to trauma/surgical complications.

2.2

Stored whole blood (SWB)

Fresh whole blood that is not transfused within 8 hours can be refrigerated (

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