CLT/ Blood Bank Exam QUESTION WITH CORRECT ANSWERS 2023

CLT/ Blood Bank Exam QUESTION WITH CORRECT ANSWERS 2023 Which Lewis blood group system phenotype usually produces anti-Lea? - ANSWER Le(a-b-) Which serological test results may occur in a patient experiencing a hemolytic transfusion reaction due to antibodies such as anti-c and anti-K? - ANSWER Patient's antibody strength may initially decrease. Patient may develop a positive DAT with mixed-field agglutination. Patient's antibody becomes undetectable. Patient's antibody increases in titer weeks later. How many out of 1,000,000 Caucasians will have the following phenotype: Group 0, K+, Jk(a+)? - ANSWER 30,000 Which steps should be taken in the IMMEDIATE investigation of a potential hemolytic transfusion reaction? - ANSWER ABO and DAT on the post-transfusion patient sample Check for a clerical error Visual examination of the post-reaction and pre-reaction (if available) plasma for hemolysis Which of the following best describes the primary function of antibodies? - ANSWER Bind with antigen Which Rh antigen is found the highest frequency in the Caucasian population? - ANSWER e