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The page below is a sample from the LabCE course Overview Of Major Antigens of the Rh Blood Group System. Access the complete course and earn ASCLS P.A.C.E.-approved continuing education credits by subscribing online.

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Rh Case Study

The following are results of Type and Screen testing performed on a recipient's sample submitted to the transfusion service with orders to transfuse 2 units of packed red blood cells. The patient has end-stage renal disease and receives dialysis treatments 3 days per week. She has received an average of 3-4 units of packed red cells per month for the past year. A review of her records with the transfusion service indicate that she is A Positive with negative antibody screens throughout her transfusion history. She is 65 years old and has 2 grown children. She had 2 miscarriages during her child-bearing years. (para 2, gravida 4).
Patient’s cells with:
Patient’s plasma with:
Anti-A
Anti-B
Anti-D
D control
A1 cells
B cells
4+
0
+
0
0
4+
Legend: IS = immediate spin phase; IAT = indirect antiglobulin phase; √ = control cells; NT = not tested
Patient’s plasma with:
IS
IAT
Screen cell I (R1R1)
0
2+
NT
Screen cell II (R2R2)
0
0