ABO discrepancies

Question 1

this group of discrepancy is caused by weakly reacting or missing antibodies

Answer 1

group 1

Question 2

this group of discrepancy is caused by weakly reacting or missing antigens

Answer 2

group 2

Question 3

this group of discrepancy is caused by protein and plasma abnormalities

Answer 3

group 3

Question 4

this group of discrepancy is caused by miscellaneous problems

Answer 4

group 4

Question 5

in resolving abo discrepancies, get the patients:

Answer 5

age
recent transplant
recent transfusion
patient medications

Question 6

in resolving missing antibodies, place serum testing for ____ minutes to ___________________

Answer 6

45 minutes, enhance antibody reactions

Question 7

this group of discrepancy also causes rouleaux formation

Answer 7

group 3

Question 8

this test is for the antigen (red cell)

Answer 8

forward typing

Question 9

this test is for the antibody (serum)

Answer 9

reverse typing

Question 10

warming tube to 37 degrees

Answer 10

resolution

Question 11

this can cause both extra antigens and antibodies that has a “stack of coins” appearance

Answer 11

rouleaux

Question 12

if the forward typing is affected with rouleaux formation, what to do?

Answer 12

wash the cells to remove protein and repeat test

Question 13

if the reverse typing is affected with rouleaux formation, what to do?

Answer 13

perform saline replacement technique

Question 14

this phenotype is occurs when hh is inherited

Answer 14

bombay phenotype

Question 15

what to test in bombay phenotype

Answer 15

anti-h lectin