List the sequence of a plasmapheresis procedure. (Separate letters by a comma and space as follows: A, B, C, D)
a. Removal of whole blood in one arm
b. Circulation of blood through cell separator
c. Remainder of plasma returned through vein in opposite arm
d. Separation of plasma and its cellular components
e. Replacement of plasma with lactated Ringer
f. Removal of undesirable components
ANS:
A, B, D, F, C, E
The whole blood is drawn out of one arm; circulated through a cell separator; plasma is separated with its cellular components; the undesirable components are removed; the remainder of plasma is returned through a vein in the opposite arm; and the lost plasma is replaced with lactated Ringer, normal saline, frozen plasma, or albumin.
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