Blood Transfusions Flashcards
why transfuse blood
bleeding
failure of production
what ar blood groups
arise from antigens
antigen is something that provokes an immune response
red cell antigens are expressed on cell surface
what antibodies does group A make
antibodies B
what antibodiess does group B make
antibodies A
what antibodies does group AB make
none
what antibodies does group O make
A and B antibodies
what is the universal donor
group O
who is the universal recieer
group AB
what are indications for blood transfusion
correct severe acute anameia
sickle cell
how are red blood cells stored
4 degrees
transfuse over 2-4 hours
how are platelets stored
22 degrees shelf life 7 days
transfuse over 20-30 mins
what are indications for platelets
massive haemorrhage
to stop bleeding
cardiopulmonary bipass
bone marrow failure
what does cryoprecipitate contatin
fact VIII
vWF
fibrinogen
when is fresh frozen plasma given
when someone lacks specific. clotting factors 2,5, 7, 9,10,11
what are indications for RBC
anaemia
what are indications for platelets
thrombocytopenia
cardiopulmonary bypass
what are indications for fresh frozen plasma
low coagulation factors
what are indications for cyroprecipitate
low fibrinogen
bleeding and under <1g of fibrinogen
is there factor 5 concentrate
no
is there a factor 7 concentrate
yes
what to give with someone bleeding on warfarin
vitamin k
a bleeding patient with DIC
FFP
what possible acute tranfusion reactions are there
pyrexia
urticaria-allergy, antihistamine
dyspnoea-02 diuretic
shock
