ABO DISCREPANCY EXAMPLES UPDATED ACTUAL
EXAM QUESTIONS AND CORRECT ANSWERS
Question 1.
What is the cause of this discrepancy?
ANSWER
Group A2 with Anti A1
Question 2.
What is most likely the cause of this discrepancy?
ANSWER
Cold autoantibody or cold alloantibody in serum/plasma
Question 3.
What is most likely the cause of the discrepancy?
ANSWER
Rouleaux
Question 4.
What is most likely the cause of this discrepancy?
ANSWER
Missing or weak Ab in serum/ plasma
Question 5.
What is most likely the cause of this discrepancy?
1
, ANSWER
Subgroup of A
Question 6.
What is most likely the cause of this discrepancy?
ANSWER
Group B pt transfused with Group O
Question 7.
What is most likely the cause of this discrepancy?
ANSWER
Group A w/ acquired B antigen
Question 8.
What is most likely the cause of this discrepancy?
ANSWER
B(A) phenotype
Question 9.
Mixed field agglutination
ANSWER
ANTI-A: 0 ANTI-B: 2+, mf A1 CELL: 4+ B CELL: 0
Question 10.
Mixed field agglutination
ANSWER
ANTI-A -MF ANTI-B-0 B CELL-4+
2
EXAM QUESTIONS AND CORRECT ANSWERS
Question 1.
What is the cause of this discrepancy?
ANSWER
Group A2 with Anti A1
Question 2.
What is most likely the cause of this discrepancy?
ANSWER
Cold autoantibody or cold alloantibody in serum/plasma
Question 3.
What is most likely the cause of the discrepancy?
ANSWER
Rouleaux
Question 4.
What is most likely the cause of this discrepancy?
ANSWER
Missing or weak Ab in serum/ plasma
Question 5.
What is most likely the cause of this discrepancy?
1
, ANSWER
Subgroup of A
Question 6.
What is most likely the cause of this discrepancy?
ANSWER
Group B pt transfused with Group O
Question 7.
What is most likely the cause of this discrepancy?
ANSWER
Group A w/ acquired B antigen
Question 8.
What is most likely the cause of this discrepancy?
ANSWER
B(A) phenotype
Question 9.
Mixed field agglutination
ANSWER
ANTI-A: 0 ANTI-B: 2+, mf A1 CELL: 4+ B CELL: 0
Question 10.
Mixed field agglutination
ANSWER
ANTI-A -MF ANTI-B-0 B CELL-4+
2
