Blood Flashcards
What are blood donor requirements?
fully vaccinated and boosted Healthy, fit adult Dogs more than 5kg, cats more than 4kg Normal PCV and blood levels Hasn't travelled abroad No infectious diseases No sub-clinical renal disease Not on meds Good temperament
How much blood can be taken from both dog and cat?
Dog - 1pint/1unit (450mls)
Cat - 50-60ml
What is autogenous blood collection?
blood taken from an animal to use later on the same animal
What is heterogenous blood collection?
Blood taken from one animal to give to another animal
DEscribe the procedure of blood sampling
Animal unsedated/ no GA - gentl but adequate restraint
Area over jugular clipped and aseptically prepared
Glove worn
Large bore cathere inserted into jugular
Gently mix blood with anti-coagulant
Weigh bag periodically to ensure bag is filling and accurate volume taken
On removing catheter pressure should be applied to jugular for 10mins
Keep donot warm, give food, water and TLC after donation
What should be on a lable of a blood bag?
Donor name, collection date, blood group and quanity
How can collected blood be used?
Given directly to patient
Stored for future use
Seperated to use RBCs, plasa, platelets and clotting factors
How is blood stored?
If not used immedietly, should be soted at 4 degress in a temperature controlled fridge for up to 3months
For longer storage, plasma can be forxen within an hour at -18 degrees for under a year. When stored fro over a year it becomes frozen plasma
Describe the process of blood administration
Check bag for damage
Ensure correct blood type
Warm in water bath
Use blood admin set
Adminster slowly at start and monitor sigsn
Increase rate after 15mins of no transfusion reaction
Continue monitiroing
What are acute transfusion reaction signs?
Intravascular haemolysis - shock, fever, tachycardia, dyspnoea, vomiting, collapse
Extravascualr haemolysis
What are delayed transfusion reaction signs?
Ineffective transmission, reducing PCV, fever, anorexia, jaundice
