Donor Selection

Question 1

What is the minimum weight required by the FDA to donate blood?

Answer 1

110lbs
Some facilities might set stricter weight requirements

Question 2

Whats the minimum age requirement for blood donation?

Answer 2

No set minimum age requirements
Most states set 17 to 18 yrs old minimum.

Question 3

Body Temperature for Blood Donation?

Answer 3

99.5°F or less (37.5°C or less) to be eligible to donate.

Question 4

Pulse requirements for Blood Donation

Answer 4

50 - 100 bpm

Question 5

Blood Pressure requirements for Blood Donations

Answer 5

Systolic: 90 to 180 mm Hg
Diastolic: 50 to 100 mm Hg

Question 6

What is the Hemoglobin requirements for males in order to donate blood?

Answer 6

13.0 g/dL or higher

Question 7

What is the hemoglobin requirements for females to donate blood?

Answer 7

12.5 g/dL or higher

The FDA also accepts female donors with a hemoglobin level between 12.0–12.5 g/dL or a hematocrit level between 36–38%, provided the donation center has taken adequate steps to ensure that the donor will not suffer any adverse health effects as a result of the donation.

Question 8

What is the hematocrit requirement for males to donate blood?

Answer 8

39% or higher

Question 9

What is the hematocrit requirements for females to donate blood?

Answer 9

38% or higher

Question 10

What is a temporary defferal?

Answer 10

a person must wait a specified amount of time before they are eligible to donate.

Question 11

What is an indefinite defferal?

Answer 11

a person is excluded from donating for an unspecified amount of time. They may be eligible to donate in the future should regulatory requirements change and testing methodologies improve.

Question 12

What is a permanent defferal?

Answer 12

a person is excluded from ever donating again.

Question 13

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Can a pregnant woman donate blood?

Answer 13

Donors who are pregnant should wait until 6 weeks following the end of their pregnancy before attempting to donate.

Question 14

All of the following are cause for deferral from donating blood or blood products except:

Anticoagulants

Acne medications

Medications for Psoriasis

Topical lotions for dry skin

Answer 14

Tropical lotions for dry skin

Question 15

True or False: A person taking an antibiotic for preventative measures may be allowed to donate blood during the course of their antibiotic regimen.

Answer 15

True

Donors taking antibiotics for active infections are deferred to prevent transmission of their infection via donated blood products. Taking an antibiotic for preventive measures does not necessarily indicate an active infection or a transmission risk to blood product recipients

Question 16

Defferal Time for Aspirin Users

Answer 16

If you take Aspirin or Aspirin related products, you will be temporay deffered from platelet donations for 48 hours. You can still donate whole blood, but the platelet portion won’t be used.

Aspirin and products containing aspirin hinder platelet function. Donors who have taken aspirin or anything with aspirin in it within 2 full days of donation may not be a suitable donor for platelet apheresis.

A whole blood donation may still be made if the donor has taken aspirin or aspirin-containing medications within the past 48 hours, but their unit may not be used as a source of platelets.

Question 17

What is the minimum deferral period between whole blood donations?

Answer 17

56 days (8 weeks) between all product donations.

Question 18

What is the minimum waiting period between plasma, platelet, or granulocyte apheresis donations?

Answer 18

At least 48 hours.

Question 19

How long must a donor wait after donating double red cells (apheresis) before donating again?

Answer 19

16 weeks.

Question 20

How often may a plasma apheresis donor donate in a 7-day period if donating a standard volume?

Answer 20

Up to twice in a 7-day period.

Question 21

If a plasma apheresis donor donates twice in one week, what is the required interval between donations?

Answer 21

At least 48 hours between donations.

Question 22

What is the maximum number of platelet donations allowed in a 12-month period?

Answer 22

24 platelet donations per year.

Question 23

What is the defferal period for Measles, mumps, typhoid, yellow fever, or any other live attenuated or bacterial vaccination?

Answer 23

Measles, mumps, polio, typhoid, yellow fever, or any other live attenuated or bacterial vaccine is a 14-day deferral following the vaccination.

Question 24

What is the deferral period for German measles (Rubella) and chicken pox/shingles?

Answer 24

German measles (rubella) and chickenpox/shingles (varicella-zoster) vaccinations require a 4-week deferral after the vaccination.

Question 25

What is the deferral period for COVID vaccines?

Answer 25

No defferal period

Question 26

What is the defferal period for smallpox vaccine?

Answer 26

Deferral following a smallpox vaccine is 21 days or until the scab has fallen off, whichever is later. If the scab did not fall off on its own, the donor is deferred for 56 days from their vaccination date If the donor is around someone who recently got the smallpox vaccine, they may also be deffered as the scab contains infectious viral particles

Question 27

Defferal Time for Hepitatis A, Hepatitis B vaccines

Answer 27

No defferal time No defferal time for: toxoids, or synthetic or killed viral, bacterial, or rickettsial vaccines Receipt of recombinant vaccine Receipt of intranasal live attenuated flu vaccine Receipt of Vaxchora

Question 28

The AABB makes several recommendations for donor deferral periods following certain vaccinations. Some vaccines do not have any deferral period, as long as the donor remains asymptomatic and afebrile following vaccination. Which of the following vaccines do not require a deferral period? Tetanus Influenza Hepatitis B Lyme Disease All of the above

Answer 28

All of the Above

Question 29

True or False: Cameron arrives at the blood donation center and fills out the donor history questionnaire with a donor historian. Cameron says that they have been in close contact in the last 8 weeks with someone who received the smallpox vaccine. Cameron denies any symptoms or new skin lesions. Because of the exposure, the donor historian should defer Cameron from donating blood products today.

Answer 29

FALSE. Cameron denies any new symptoms or skin lesions, despite coming into close contact with a smallpox vaccine recipient. The FDA does not recommend deferral for asymptomatic contacts of smallpox vaccine recipients.

Question 29

Alex arrives at the blood donation center today to donate a unit of whole blood. Alex took an aspirin last night for a headache. Is Alex eligible to donate blood today?

Answer 29

Yes, Alex is eligible to donate whole blood today. There is no deferral period for whole blood donation or plasma donation following aspirin ingestion, but the whole blood unit must not be used for platelets. Donors must wait 48 hours from their last aspirin dose before donating a unit of platelets

Question 30

Defferal time for any medication by mouth (orally) to prevent HIV infection? (i.e., PrEP or PEP)

Answer 30

3 month defferal from date of last dose PrEP or PEP can delay the detection of the virus in infected individuals and result in a false negative result making transmission still possible via transfusion products

Question 31

Defferal time for sexual contacts with multiple partners, new partners or partners testing postive for HIV

Answer 31

Sexual contact with a new partner or more than one partner is not a cause for deferral unless the donor has also engaged in anal sex, in which case they are deferred for 3 months from the last date of anal sex, or 3 months from the current date if the donor can not recall their last date of anal sex.

Question 32

Deferral Time for Prostitution, and Injected Drugs not prescribed by a doctor

Answer 32

3 months

Question 33

True or False: Jordan had a needlestick exposure at work 2 months ago from a patient with an unknown, but high-risk HIV status. Jordan took post-exposure prophylaxis (PEP) to prevent possible HIV infection and finished the oral regimen 30 days ago. Jordan tested negative for HIV at the time of exposure and again after finishing PEP. Jordan may donate blood products today.

Answer 33

FALSE. HIV may not be detected for up to several months following an exposure event.

Question 34

In which of the following cases would a donor be deferred from donating blood products? In the last 3 months, the donor has had unprotected vaginal sex with a new partner. In the last 3 months, the donor has had unprotected anal sex with their long-term partner. In the last 3 months, the donor has had anal sex with a new partner but used a condom. In the last 3 months, the donor has had oral sex with multiple new partners.

Answer 34

In the last 3 months, the donor has had anal sex with a new partner but used a condom. Donors are deferred from donation if they have, in the last 3 months, had sex with new or multiple partners and engaged in anal sex, regardless of the protection methods used.

Question 35

Deferral time for treatment of syphillus and gonorrhea?

Answer 35

3 months This includes persons who have had a reactive screening test for syphilis, where no confirmation test was performed. Donors who tested positive for syphilis and were not treated are indefinitely deferred.

Question 36

Deferral time for close contacts with Heptitis

Answer 36

3 months for sexual contact with someone with hepatitis B or symptomatic heptitis C 3 montsh after living with someone that has heptitis B or symptomatic hepatitis C

Question 37

Deferral Time for Contact with Blood and Acciddental Needle Sticks

Answer 37

3 months Needle stick injures without exposure to blood does not require deferral

Question 39

Deferral for Tattoos and Piercings

Answer 39

3 months

Question 40

You have been living with a person who has hepatitis B but moved out 2 months ago and now live alone. How long are you deferred from donating blood or blood products?

Answer 40

one month

Question 40

After collecting a blood specimen, a healthcare worker had an accidental needlestick with the needle used for the venipuncture. This occurred 1 month ago. How much longer would this person need to wait to be eligible to donate blood?

Answer 40

2 months

Question 41

Deferral Time for Blood Transfusions, Transplants and Grafts

Answer 41

**3 months from** the date of their procedure. Donors who have received autologous blood transfusions, transplants, or grafts do not need to be deferred.

Question 42

What is the minimum height requirement for males to donate a double unit of red cells?

Answer 42

5'1''

Question 43

What is the minimum weight requirement for males to donate double units of red cells?

Answer 43

130lbs

Question 44

What is the minimum hematocrit requirement for males to donate a double unit of red cells

Answer 44

40% or higher

Question 45

What is the minimum height and weight and hematocrit requirements for females/nonbinary to donate double unit of red cells?

Answer 45

Height: 5'5'' Weight: 150lbs Hematocrit: 40% or higher

Question 46

Deferral Time for Incarcerations

Answer 46

12 months deferral from the date you are release if you have been in prison for more than 72 hours

Question 46

Deferral time for injectable PrEP or PEP?

Answer 46

2 years following the date of their last medication injection for the prevention of HIV

Question 47

What is the malaria deferral period for a donor who is **not resident **of a malaria-endemic country who travels to or through an endemic area for >24 hours and <5 years?

Answer 47

3 months from the departure of the malaria-endemic area

Question 48

Is there a malaria deferral period for donors giving pathogen-reduced platelets or plasma after travel to a malaria-endemic area?

Answer 48

No defferal time

Question 49

What is the malaria deferral period for a donor who was a resident (>5 years) of a malaria-endemic country?

Answer 49

3 years from the date of departure from the malaria-endemic area, assuming no malaria symptoms.

Question 50

What happens to the malaria deferral period if a former resident travels again to a malaria-endemic area?

Answer 50

The deferral resets to 3 years from the most recent departure date.

Question 51

Does taking antimalarial prophylaxis affect donor malaria deferral periods?

Answer 51

No medication does not change deferral periods

Question 51

What malaria deferral applies to prior residents who have not completed a 3-year malaria-free period after leaving their endemic country?

Answer 51

A 3 year deferral period

Question 52

Are donors who traveled outside the U.S. or Canada but visited only non-endemic countries deferred for malaria risk?

Answer 52

No defferal is required

Question 53

Are plasma donors required to be free of malaria risk?

Answer 53

No plasma donors are not required to be malaria risk free

Question 54

Deferral Time for HIV

Answer 54

Permanently Deffered Test positive for HIV or have ever taken medication to treat HIV. Even if there is an undetectable viral load.

Question 55

What testing is done on female donors

Answer 55

Perform HLA antibody testing on all female donors donating plasma or whole blood that will be processed into plasma components or transfused as whole blood. Helps prevent the risk of TRALI and TACO Permit only males or females who have never been pregnant to donate plasma products or whole blood units that will be processed into plasma components or transfused as whole blood. Obtain a pregnancy history on donors and perform HLA testing only on those with a prior history of pregnancy. HLA testing does not need to be repeated if the donor has not been pregnant since their last HLA test.

Question 56

Deferral Time for Malaria

Answer 56

3 years following the disappearance of symptoms of the infection

Question 57

A donor was arrested and held in the county jail for more than 72 hours.

Answer 57

12 month defferral

Question 58

A donor has taken injectable HIV medication.

Answer 58

2 year defferral

Question 59

A donor received a tattoo from a state-regulated facility.

Answer 59

No defferral

Question 60

The donor was previously diagnosed with HIV but is currently testing negative for the virus.

Answer 60

Permanent Defferral

Question 61

A lifelong resident of the US recently spent 1 week in a country endemic for malaria but is not displaying any symptoms.

Answer 61

3 months

Question 62

Defferral Time for Dura Mater or Xenotransplantation

Answer 62

indefinitely

Question 63

Deferral Time for Bleeding Disorders

Answer 63

Donors with bleeding disorders, such as hemophilia or similar clotting factor disorders and deficiencies, that require treatment with clotting factor concentrates are deferred **indefinitely** for their safety and for the efficacy of the product being donated to a recipient who needs it.

Question 64

Deferral Time if you test positive for Babesia

Answer 64

2 years and must have a nonreactive test

Question 64

Donated blood is tested for what pathogens

Answer 64

Hepatitis B and C, HIV-1 and HIV-2, HTLV-I and HTLV-II, Syphilis, West Nile virus, Trypanosoma cruzi (causative agent of Chagas' disease), and Babesia (where required). Positive tests may result in donor deferrals.

Question 65

How long is the deferral period following vaccination for an mRNA-based COVID vaccine? Assume the donor is otherwise asymptomatic and presenting in good health.

Answer 65

No defferral

Question 66

The reason why persons who have taken aspirin in the past 48 hours are deferred from donating platelets by apheresis is that aspirin:

Answer 66

Hinders platetet functions

Question 67

A phlebotomist has an accidental needlestick injury after drawing blood from a patient. How long would the phlebotomist be deferred from donating blood after this incident?

Answer 67

3 months

Question 68

What is the deferral period for someone who has taken injectable pre-exposure prophylaxis (PrEP) or post-exposure prophylaxis (PEP) for the prevention of HIV?

Answer 68

2 years

Question 69

A prospective donor arrives at the donation center to donate a double unit of red cells by apheresis. They received a blood transfusion 6 months ago. How much longer would they need to wait to be eligible to donate?

Answer 69

The donor is eligible to donate today The deferral for someone who has received a blood transfusion is 3 months

Question 70

Donor history questions that ask about dura mater grafts and xenotransplantation products are a means of screening potential donors who may be at risk for which of the following?

Answer 70

Creutzfeldt-Jakob Disease

Question 70

A frequent donor presents for their next donation of a single unit of whole blood. Which of the following may be the cause for deferral? Last whole blood donation: 50 days ago Traveled to Canada 1 month ago and stayed for 2 weeks Had a needlestick exposure at work 4 months ago Spent 48 hours in the county jail following an arrest 2 weeks ago

Answer 70

Time between donations

Question 71

Which of the following is the minimum acceptable hemoglobin level for a single unit whole blood donation for a potential male donor?

Answer 71

13.0 g/dL

Question 71

What is the correct deferral period between double-red donations?

Answer 71

16 weeks

Question 72

A potential donor completes the questionnaire and indicates that they tested positive for syphilis and had been treated appropriately 5 months ago. Is the donor eligible to donate today?

Answer 72

Yes, they were eligible after 3 months post-treatment.

Question 72

A donor recently delivered their first child (vaginal delivery) four weeks ago and arrived at the donor center wanting to donate a unit of whole blood. Given that they meet all of the physical requirements, including hemoglobin and hematocrit, are they eligible to donate?

Answer 72

No, the donor must wait two more weeks before being eligible to donate blood.