MATERNAL CROSSMATCH RESULTS (POST-ANTIBODY INVESTIGATION)

ABO and Rh typing

ABO
Forward Group
ABO
Reverse Group
Rh*Interpretation
anti-A anti-B A1 cells B cells anti-D Rh
control
B Pos
0 4+ 4+ 0 4+ 0

* High protein anti-D used requiring manufacturer's Rh control.

Antibody screen and crossmatch

 

Cells*PEG
IAT
CCDonor Number**PEG
IAT
CC
Screen Cell I R1R1 Jk(a+b-) 3+   519068 0 2+
Screen Cell II R2R2 Jk(a+b+) 3+   518097 0 2+
Screen Cell III rr Jk(a-b+) 1+   515412 0 2+
autocontrol 0 2+      

PEG = polyethylene glycol    IAT = indirect antiglobulin test    CC = IgG sensitized red cells

* Same screen cells as used in initial antibody screen

** Donors are group 0 Rh positive E-c-Jk(a-)

See the antigen antigen phenotypes of the group B donors used in the initial crossmatch.

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