Blood Components—RBCscontinued Immunohematology Review 428
STORAGE
COMPONENT PREPARATION TEMPERATURE SHELF LIFE INDICATIONS OTHER
Washed RBCs
RBCs leukocytes
reduced
RBCs irradiated
Not a substitute for leuko-
reduced RBCs. About 20%
of RBCs lost in process.
Must retain 85% of
original RBCs. <5 × 10^6
WBCs.
For prevention of
graft-vs.-host disease.
Kills donor T cells.
RBCs washed with
saline.
Filtration or aphere-
sis processing.
Irradiation at
2,500 cGy.
1 °–6°C
1 °–6°C
1 °–6°C
24 hr after washing
Closed system:
same as RBCs. Open
system: 24 hr
Original outdate or
28 days from irradi-
ation, whichever
comes 1st
History of severe
allergic rxn (e.g.,
IgA, other plasma
proteins)
History of febrile
rxn
Immunodeficiency,
malignancy, bone
marrow transplant,
tf with blood from
blood relative, in-
trauterine &
neonatal tf