Blood Transfusion Safety

The following statements are TRUE regarding plasma and serum, EXCEPT:

• Serum is obtained by collecting blood without an anticoagulant.

• Plasma can be prepared as soon it has been mixed thoroughly.

• Serum is generally clear or is slight yellow, but less yellow than plasma.

• Plasma is considered to be more stable for longer storage.

Which of the following statements is TRUE regarding ABO blood group?

• ABO blood group are determined by the presence or absence of 3 antigens: A, B and O antigens.

• Individuals with type O blood are considered universal recipients.

• Type AB has both antigen A and B on RBC, & no anti-A or anti-B in plasma.

• Blood type is not determined by the specific genes inherited from parents.

Which of the following statements is TRUE regarding Hemolytic Disease of the Fetus/Newborn (HDFN) caused by ABO antibodies?

• Fetal hemolysis is typically severe.

• It rarely occurs during the first pregnancy.

• It is most common with O mothers and A babies.

• It occurs less commonly than Rh HDFN.

The following statements are TRUE regarding blood components, EXCEPT:

• Packed RBCs can be stored for up to 42 days under refrigeration, or frozen for longer periods.

• Cryosupernatant is derived from plasma, rich in Factor VIII, fibrinogen, and von Willebrand factor.

• FFP is used to replace clotting factors in patients with severe trauma or massive blood loss.

• Platelet concentrates are transfused to patients with low platelet counts (thrombocytopenia) or platelet dysfunction.

Which of the following is not true regarding the functions of blood?

• Regulating body temperature.

• Carrying cells and antibodies that fight infection.

• Transporting carbon dioxide and nutrients to the lungs and tissues.

• Forming blood clots to prevent excess blood loss.

Choose a FALSE statement regarding blood component request:

• Take blood in EDTA tube for red cell component request.

• Order request in FISICIEN.

• Paste the barcode sticker on tube only.

• Fill up the GSH form completely.

Which of the following is not included during GSH (Group, screen and hold) process?

• Full ABO grouping procedure (forward and reverse).

• Rh D grouping.

• Antibody screening on patient’s serum/ plasma.

• Compatibility testing between patient’s plasma and donor’s red cell.

The following statements are TRUE regarding appropriate blood products for thalassaemia patient, EXCEPT:

• Irradiated

• Leukodepleted

• Fresh <14 days

• Phenotyped red cells

Which of the following is not the indication for plasma transfusion?

• Bleeding patients with multiple coagulation factor deficiencies.

• For treatment of ITP.

• Congenital factor deficiency.

• Immediate reversal of warfarin effect in potentially life threatening bleeding.

Which of the following is not true regarding the process of issue and transport blood?

• Any laboratory staff is allowed to issue blood.

• Ward personnel collecting the blood shall bring blood collecting slip with ice box.

• Both blood bank and ward staff must ensure that correct blood is issued out for correct patient.

• Ensure the blood not expired, no change in color, absence clots, no foamy appearance and no leakage.