Red blood cell phenotyping by serologic methods can only be performed on specimens from patients who have
a. been transfused in the last 6 months
b. been transfused in the last year
c. not been transfused in the last month
d. not been transfused in the last 3 months
Question 2
Which can identify the antigens that are not on a patient or donor's red blood cells?
a. Antigen typing test
b. Direct antiglobulin test
c. Donath-Landsteiner test
d. Indirect antiglobulin test