and Transfusion Practices 5th Edition By Howard
1. In an extreme emergency, if the ABO and Rh type are unknown, which of the
following should be given to the patient?
A. Group O, Rh positive blood
B. Group AB, Rh negative blood
C. Group O, Rh negative blood
D. Any blood type is OK - ANSWER:C
2. Which of the following patients are at risk for transfusion-associated graft versus
host disease (TA-GVHD) and require irradiated cellular blood products?
A. Immunocompromised patients including neonates less than 4 months of age and
patients receiving chemotherapy.
B. Post-surgical recipients of pre-operatively donated autologous blood products.
C. Patients with chronic anemias who are frequently transfused cellular blood
products.
D. Patients with a history of urticarial (allergic) reactions to transfused blood
products. - ANSWER:A
3. Which one of the following blood components would be MOST appropriate for a
9-yr old girl who is suspected of having idiopathic thrombocytopenic purpura (ITP),
including a low platelet count and bleeding gums?
A. Packed red blood cells
B. Cryoprecipitate
C. Platelets
D. Fresh frozen plasma - ANSWER:C
4. Which of the following D variants has the best likelihood to receive D-positive
RBCs without any adverse effects?
A. Del
B. Partial D
C. Partial weak D
D. C in Trans to RHD - ANSWER:D
5. Which of the following packed red blood cell ABO types would be appropriate for
transfusion to an O negative patient of child-bearing age?
A. O negative only.
B. AB negative and O negative only.
C. AB negative, A negative and B negative only.
, D. AB negative, A negative, B negative and O negative only. - ANSWER:A
6. A 47-year old man is hemorrhaging severely. He is group AB, Rh (D) negative. Ten
units of packed red blood cells are requested STAT. One group-specific unit is
available. Which other units that are available in the blood bank would be most
appropriate to choose for crossmatch?
A. B, Rh(D) - positive
B. A, Rh(D) - negative
C. A, Rh (D) - positive
D. O, Rh (D) - positive - ANSWER:B
7. Which of the following is generally considered equivalent to CMV seronegative
RBCs for use in an exchange transfusion to a newborn?
A. Fresh RBC less than 7 days old
B. Hemoglobin S negative RBC
C. Frozen RBC
D. Leukoreduced RBC - ANSWER:D
8. All of the following are appropriate indications for the use of fresh frozen plasma
(FFP) EXCEPT?
A. Volume expansion
B. Severe bleeding in the presence of significantly elevated PT secondary to vitamin K
deficiency
C. Replacement component after plasma exchange in patients with TTP or HUS
D. Dilutional coagulopathy with significant active bleeding, and PT and PTT twice
normal - ANSWER:A
9. What is the first line treatment for moderate to severe hemophilia A?
A. Platelets
B. Lyophilized Factor VIII concentrate
C. Factor IX complex
D. Cryoprecipitated AHF - ANSWER:B
10. Which of the following fresh frozen plasma ABO types would be suitable for
transfusion to an AB negative patient?
A. AB negative only.
B. O negative only.
C. AB negative and AB positive only.
D. O negative and O positive only. - ANSWER:C
11. All of the following steps should be taken in the IMMEDIATE investigation of a
potential hemolytic transfusion reaction EXCEPT for what?