Transfusions Flashcards
(17 cards)
criteria to donate blood
hb 135 male
hb 125 women
weight 50kg
red cells stored
stored at 4°C for 35 days
ffp stored
stored 30 degrees for 3 years
platelets
stored 22 degrees for 7 days with agitation
blood components
Red cells, FFP, platelets, cryoprecipitate
blood products
Anti-D immunoglobulin, prothrombin complex concentrate
ABO on what chromosome
9
which are dominant
A and B are dominant over O
A and B are co-dominant
O is silent
phenotype
which antigens are detected
genotype
which genes are present
When an individual lacks the A or B antigen the corresponding antibody is produced in their plasma
Naturally occurring antibodies cause haemolysis of red cells expressing the specific antigen
- what law?
landsteiners law
what is the universal donor
o
what is the type of blood group that can receive any type of blood?
AB
antibody screening
indirect anti-globulin test
indications for red blood cell transfusion
symptomatic anaemia
major bleeding
indications for platelet transfusion
Prophylaxis in patients with bone marrow failure and very low platelet counts
Treatment of bleeding in thrombocytopenic patient
Prophylaxis prior to surgery/ procedure in thrombocytopenic patient
indications for ffp transfusion
Treatment of bleeding in patient with coagulopathy (PT ratio >1.5)
Prophylaxis prior to surgery or procedure in patient with coagulopathy (PT ratio >1.5)
Management of massive haemorrhage
Transfuse early in trauma
