Amniocentesis is NEVER indicated in:
25. A mother who is O negative with a past history of HDN gives birth. Identify the
test which would NOT routinely be performed on the newborn.
a. ABO grouping.
b. Direct antiglobulin test.
Screening for unexpected antibodies.
d. Rh typing (and test for DU if Rh-negative).
26. Why should the eluate from the red cells be tested if the direct antiglobulin test of
an infant's blood is positive?
a. Determine the titer.
b. Identify the antigen.
Identify the antibody.
d. Screen for antibodies.
27. Cord blood should be obtained for ______ when the mother carries antibodies
against a red cell antigen.
a. Blood bank studies.
b. Serum bilirubin level.
Blood smear evaluation.
d. Hemoglobin level and hematocrit.
e. All of the above.