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SBB Review > Donor Requirements And Intervals > Flashcards

Donor Requirements And Intervals Flashcards

1
Q

Age

A

16 years old

Or applicable state law

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2
Q

Blood pressure

A

Systolic: 90-180
Diastolic: 50-100

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3
Q

Weight

A

110 lbs

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4
Q

Temperature

A

< 37.5 C (99.5 F)

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5
Q

Pulse

A

50-100

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6
Q

Skin examination

A

Free of infection, inflammation, and evidence is drug use

Mild skin issues only a problem if they interfere with decontamination process

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7
Q

Female Hgb/Hct

A

12.5 g/dL

>38%

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8
Q

Male Hgb/Hct

A

13.0 g/dL

>39%

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9
Q

Hgb/Hct determination method

A

Anything but earlobe capillary collection

Except for double RBC donation- must be quantitative measurement (no copper sulfate method)

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10
Q

Autologous donation criteria

A

Hgb > 11.0 g/dL
Collection > 72 hrs before surgery/use
Physician order for collection

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11
Q

Donation interval:

While blood

A

8 weeks

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12
Q

Donation interval:

2 unit RBC

A

16 weeks

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13
Q

Donation interval:

Infrequent plasmapheresis

A

4 weeks

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14
Q

Donation interval:

Frequent plasmapheresis

A

2 days (not >2 in 7 days)

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15
Q

Donation interval:

Plateletpheresis

A

2 days for single

7 days for double/triple

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16
Q

Donation interval:

Cytapheresis (granulocytes)

A 
2 days (no more than 2 times in 7 days)
Not > 24 in rolling 12 months
17
Q

Volume of blood permitted to be collected

A

10.5 mL/kg of donor weight

18
Q

Post donation donor care

A

Local pressure applied to phlebotomy site while arm is elevated until hemostasis is achieved

Donor given post donation instructions and observed for signs of adverse reactions

19
Q

Needle related donor injuries (in order of frequency)

A

Bruise/hematoma
Local nerve injury
Arterial puncture

20
Q

Systemic donation adverse reactions

A

Vasovagal
Citrate toxicity
Allergic

21
Q

Minimum platelet count for platelet pheresis donation

A

150,000

22
Q

Deferral for apheresis platelet donation after whole blood donation

A

8 weeks

Unless extracorporeal volume of instrument is <100 ml

23
Q

Whole blood units unsuitable for platelet or plasma use (2)

A

Collection time >15-20 min

Low volume unit

24
Q

Frequent plasma donation donor considerations

A

No deferral for malaria risk

Serum protein 6-9 g/dL

Electrophoresis every 4 months with normal protein fractionation

Physical exam once a year

25
Q

Maximum plasma loss w/in 12 months

110-175 lb

A

12 L

26
Q

Max plasma loss w/in 12 months

>175 lb

A

14.4 L

27
Q

Therapeutic phlebotomy indications (9)

A 
Polycythemia Vera
Erythropoietin receptor mutations 
High oxygen affinity Hb mutations 
Polycythemia due to high altitude residency
Cyanotic congenital heart disease
Respiratory disease
Erythropoietin producing neoplasms
Porphyria cutanea tarda (most common)
Hereditary hemochromotosis
28
Q

Vasovagal risk factors (5)

A 
Young age
Low weight
First time donation
Inattentive phlebotomist
Epidemic fainting
29
Q

Nerve injury risk factors (3)

A

Hematoma formation
Female
Younger than average age

Usually presents on day of donation
Time is major treatment option

30
Q

Arterial puncture characteristics (4)

A

Severe or unusual pain
Rapid filling of bag
Bright red blood
Movement of needle with heartbeat

31
Q

Low volume unit collection amount

A

300-404 ml in a 450ml bag

333-449 ml in a 500ml bag

32
Q

Autologous donation: acute normovolemic hemodilution

Replacement fluids and ratio

A

Crystalloid 3:1

Colloid 1:1

33
Q

Autologous donation: acute normovolemic hemodilution

Blood storage

A

Room temp

8 hrs from start of collection

34
Q

Autologous donation: acute normovolemic hemodilution

Infusion order

A

Infused in reverse order of collection

Lower concentration of RBCs infused first

35
Q

Autologous donation: acute normovolemic hemodilution

Collection/labeling

A

Collected into standard blood bags containing anticoagulant

Labeled with patient name, MR #, date and time of collection and ‘for autologous use only’

36
Q

Autologous donation: acute normovolemic hemodilution

Patient selection criteria

A 
Likelihood of transfusion >10%
Preop Hgb >12 g/dL
No significant coronary artery, pulmonary, renal, or liver disease
No severe hypertension 
Absence of infection/risk of bacteremia
37
Q

Time frame of donor eligibility determination

A

Must be established on the day before collection

24 hrs to clarify any information in the screening

38
Q

Facilities have how long to notify donors of test results that would defer them from further donation

A

8 weeks

SBB Review (24 decks)

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