Tests, Tubes and Additives
How long will a gray top tube preserve the blood for?
1-5 days
What size gauge is used for blood donor collection?
16G
Inversions for plastic serum tube?
5
Inversions for Lavender EDTA?
8-10 times
Royal blue tubes can have which additive?
Anticoagulants or clot activators
Why is it that the "red family" tubes will yield serum?
Because there is no anticoagulant present in the tubes
What is another name for a BMP?
Chem 7
What does K2E stand for?
EDTA dipotassium salt (the additive in the lavender tubes)
Purpose of the light yellow ACD tube?
Genetic DNA testing
BMP could be drawn in which tubes?
Gold, Red, Red Tiger, Green (needed if STAT)
What does HbA1c stand for?
Hemoglobin A1c
What is the additive in the green tube?
Heparin (combined with sodium, lithium or ammonium ion)
What additive is in a lavender tube?
K2 EDTA
What is the additive in the tan tube?
K2EDTA (anticoagulant)
What does a blood urea nitrogen test used to assess?
Kidney function
What are the tan tubes used for?
Lead testing
Do tan tubes contain a separation gel?
No
What does a HbA1c test?
Patient's glucose levels within a 120 day window
Why is the order of draw important?
Prevents cross contamination of the additives
What type of anticoagulant is Sodium Citrate?
Reversible Anti-coagulant (found in the light blue tube)
What is the Royal Blue tube used for?
Testing for trace elements
What is the additive in the orange tube?
Thrombin-based clot activator
Purpose of the light yellow SPS tube?
To collect blood used for blood cultures
Purpose of an anticoagulant in the tube?
To prevent clotting
What is the black tube used for?
Westegren Sedimentation Rate
What does it mean when "transfixation" of the vein occurs?
When a needle enters the top of the vein and then also punctures the bottom of the vein
What does BMP stand for?
basic metabolic panel
What is a CBC?
complete blood count #1 ordered blood test!!!
What does a PTT measure?
patient's ability to create blood clots
