Blood Products- Donor Collection

Question 1

A donor experiences perioral paresthesia during an apheresis procedure. Which of the following should be performed?
a. Increase the flow rate.
b. Reduce the flow rate.
c. Elevate the donor’s feet.
d. Have the donor breathe into a paper bag

Answer 1

b. Reduce the flow rate.

Question 2

A unit of autologous blood tested repeatedly reactive for HBsAg. The patient is scheduled for surgery in three days. What action should be taken?
a. Discard the unit.
b. Send the unit with a biohazard label and “autologous use only.”
c. Obtain a written request from the patient’s physician and send the unit with a biohazard label and “autologous use only.”
d. Wait for confirmatory testing before contacting physician to see what he wants to do.

Answer 2

c. Obtain a written request from the patient’s physician and send the unit with a biohazard label and “autologous use only.”

Question 3

Which of the following individuals can be accepted for allogeneic blood donation?
a. Male, age 72, Hb 13.5, BP 124/88
b. Female, age 22, Hb 14.0, spontaneous abortion 5 weeks ago
c. Female, age 37, Hb 12.2, BP 160/1 16
d. Male, age 61, Hb 12, cardiac bypass surgery 4 years ago e, Female, age 61 , Hb 13.5, breast cancer 5 years ago

Answer 3

a. Male, age 72, Hb 13.5, BP 124/88

Question 4

A 64-year-old male prospective donor states that he had a positive TB skin test one year ago. When further questioned, he states that the x-ray was done and was negative with no other abnormal findings. You should:
a. Accept the donor.
b. Defer the donor for 6 months.
c. Defer the donor for 1 year.
d. Defer the donor indefinitely.

Answer 4

a. Accept the donor.

Question 5

A 27-year old truck driver has just finished donating blood and complained of tingling in his fingers and toes, and his fingers are in a strange rigid position. What should be done?
a. Give the donor a beverage and cookies.
b. Have the donor breathe into a paper bag.
c. Ask the donor to lie down and elevate his feet.
d. Administer oxygen immediately.

Answer 5

b. Have the donor breathe into a paper bag.

Question 6

When preparing cryoprecipitate from plasma, the cryoprecipitate must be placed in the freezer within ______ after removal from the refrigerated centrifuge.

a. 15 minutes
b. 1 hour
c. 6 hours
d. 24 hours

Answer 6

b. 1 hour

Question 7

FFP thawed but not used within 24 hours can be relabeled as:
a. Liquid plasma
b. Thawed plasma
c. Recovered plasma
d. Source plasma

Answer 7

b. Thawed plasma

Question 8

Donated blood may NOT be used for allogeneic transfusion when HCV testing shows:
a. EIA initial testing reactive
b. EIA initial testing reactive and RNA testing nonreactive
c. EIA initial testing reactive, and one of the duplicate repeat results is reactive
d. EIA initial testing is reactive, and both of the duplicate repeat results are nonreactive

Answer 8

c. EIA initial testing reactive, and one of the duplicate repeat results is reactive

Question 9

With nucleic acid testing, the window period of HIV is approximately how many days?
a. 5
b. 9
c. 16
d. 22

Answer 9

b. 9 days

Question 10

The following hepatitis B testing results indicates:
HBsAg Non reactive
Anti-HBc Reactive
Anti-HBs Reactive
HBV DNA Nonreactive

a. Acute infection
b. Chronic infection
c. Infection is clear
d. Recurring infection
e. The person has received hepatitis B vaccination

Answer 10

c. Infection is clear

Question 11

The following hepatitis C testing results indicates:
HCV RNA Reactive
Anti-HCV (lgM) Nonreactive
Anti-HCV (lgG) Reactive

a. Acute infection
b. Chronic infection
c. Infection resolved
d. Recurring infection

Answer 11

b. Chronic infection