Mod 5 - Special Collections Flashcards
how large should the diameter of the cleaned site be for a blood culture
2-2.5 inches
sites for blood culture should be cleaned
twice
if the blood culture set is being drawn with a syringe, collect the __ first
anaerobic
if the blood culture set is collected via butterfly, the ___ is collected first
aerobic
if 2 blood cultures are being drawn on the same pt, make sure to have
two complete sets of equipment
if a newborn specimen is obtained before they are 24 hours old, a second specimen should be obtained for screening at
2 weeks
should the first drop of blood when doing a newborn screening be wiped away
yes
how long should the newborn screening cards air dry for
3 hrs at room temp away from direct sun and heat
newborn screening specimens are rejected if they are
- circles oversaturated
- circles not completely filled
- expired form
- form not received within 14 days of collection
- specimen contaminated with foreign substance
- specimen not allowed to dry thoroughly
- circles have serum rings
should blood bags be combined when donating
no
define THERAPEUTIC PHLEBOTOMY
phlebotomy prescribed as tx for polycythemia vera or hemochromatosis
define POLYCYTHEMIA VERA
high RBC
define HEMOCHROMATOSIS
high iron
what tubes are commonly used in a blood bank collection
plain red top and EDTA tube
define APHERESIS
removal of blood plasma from pt body w/o withdrawing blood itself and returns cells to pt; aka power red
define PLASMAPHERESIS
removal of blood plasma from whole blood
blood donations must be
56 days apart
what are the donation requirements for females when doing apheresis
- at least 17 yrs
- weigh at least 150 lbs
- at least 5’5
what are the donation requirements for males when doing apheresis
- at least 17 years
- weigh at least 150 lbs
- at least 5’1
what are the requirements for autologous blood donation
- hemoglobin at least 11 g/dL
- surgery must be more than 72 hours after donation
- written order from provider
what happens if the an autologous donation is not used
the blood can be transfused back to pt after procedure
For infants, no more than ___ can be collected in a short period of time
10% of blood volume
collecting more than ___ in adults can result in decreased hemoglobin or hematocrit
100 mL
how is an infant’s blood volume calculated
lbs > kg > mL > L
define POSTPRANDIAL
after a meal
when doing a GTT, how long does the pt generally have to fast for
12 hours
what is the purpose of a postprandial urine test
screen for diabetes mellitus or monitor effects of a prescribed insulin dosage in pts w/diabetes mellitus
what does a postprandial urine test consist of
pee, eat a meal with specific carbs/glucose, then pee after 2 hours
how many antiseptic wipes should a female use to clean the genitalia when doing a clean-catch urine
3
saliva tests are used to test for
hormones, alcohol, and drug levels
the vial to test for testosterone is usually the
red topped
a CPT is collecting a peripheral blood smear from a pt, this collection technique can be used for
a) ESR
b) WBC differential test
c) ABG
WBC differential
CPT is preping a peripheral blood slide from a capillary puncture. what should they do
a) pipette blood onto center of slide
b) pipette blood 2.5 cm (1in) from end of slide
c) touch slide to first drop of blood
d) touch slide to second drop of blood
d) touch slide to second drop of blood
what additive should a CPT use when doing a peripheral blood smear for a WBC count
EDTA
the hematocrit level to be eligibile to donate blood must be
at least 38%
