Flashcards in Transfusion Deck (49)
what is the minimum criteria for men to donate blood?
Hb 135g/L and weight 50kg at least
what is the minimum criteria for women to donate blood?
Hb 125g/L and weight 50kg at least
the bag of whole blood is ------------ to separate into component parts?
the blood samples are tested for? (6)
HIV, Hep B, Hep C, Hep E, HTLV, Syphilis
red cells are stored at?
4 degrees for 35 days
FFP is stored at?
-30 degrees for 3 years
platelets are stored at?
22 degrees for 7 days with agitation
what are the blood components available form the transfusion lab?
red cells, FFP, platelets, cryoprecipitate
what are the blood products available from the transfusion lab?
Anti D immunoglobulin, prothrombin complex concentrate
what are the blood products available from the pharmacy?
iv immunoglobulin, human albumin, specific Ig
what chromosome is the ABO system on?
what are A and B genes?
they code for transferases which modify precursor called H substance on red cell membrane
A and B are ------------- over O
A and B are?
what are the commonly encountered blood group in populations?
A and O group
what is the most common blood group?
what antigens are present on A group red cells?
what antigens are present on B group red cells?
what antigens are present in AB group red cells?
A and B
what antigens are present on O group red cells?
what is the Lansteiner's law?
when an individual lacks the A or B antigen the corresponding antibody is producing in their plasma
naturally occurring antibodies cause?
hemolysis of red cells expressing the specific antigen
what antibodies are present in the plasma of A group?
what antibodies are present AB group?
what antibodies are present in O group?
anti-A and anti-B
which blood group can donate to all ABO groups?
which blood group can only donate to its blood group and AB blood gorup>
A or B
which blood group can donate to AB blood group only?