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blood transfusion (indications of bld transfusion (blood loss (accidents
…
blood transfusion
-
cross matching
-
minor cross matching
to determine if there is
an Ab in donor's plasma
that works against
Ag of the patient
donor's plasma
&
receiver's rbc
is matched
major cross matching
to determine if the
patient has an Ab which
may cause a
hemolytic transfusion rxn
or decr cell survival
of the donor cell
donor rbc
&
receiver's plasma
is matched
complications
due to mismatched blood
transfusion rxns
-immediate
chills,allergy,tetany,embolism ,
delayed renal failure
death within 1 week
faulty technique may lead to form
thrombus-air enbolism
diseases transmitted
eg,hepatitis,malaria,AIDS,syphilis
febrile responses
allergic rxns
massive transfusion
-
can lead to
circulatory shock
hyperkalemia due to incr K conc in stored blood
haypoclacemia- leading to tetany dhe to citrated blood
definition
is the infusion of
whole blood
or a blood component
such as plasma
rbc
or platelets
into the patients venous
circulation
blood typing
determination of compatibility
of blood of the donor
with the recipients blood
before transfusion
for this-the person's
blood group &
Rh factor is determined.
this is called blood typing
compatible blood groups
AB-universa acceptor--A,B,O,AB
O-universal donor-O,A,B,AB
A can donate to-A & AB
B can donate to B & AB
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