Final Evacuated Tube Flashcards
What color are the SST tubes?
red/grey marble (tiger top) or gold
What does SST stand for?
serum separator tube
What is the additive in the SST tube?
silicon gel separator & clot activator
Which tube is drawn for a CBC?
Purple
Which department receives CBC?
Hematology
Which tube is drawn for ESR?
Purple
What is the additive in the red top tube?
nothing (glass) or clot activator (plastic)
Which department receives ESR?
Hematology
Which tube is drawn for Hct & Hgb?
Purple
Which department receives Hct & Hgb?
Hematology
Which tube is drawn for a Prothrombin time (PT)?
Light blue
Which department receives Prothrombin time?
Coagulation
What color is the PST tube?
green/gray marble or light green
What does PST stand for?
plasma separator tube
What is the additive in the PST tube?
silicon gel separator and lithium heparin
Which tube is drawn for Fibrinogen?
Light blue
Which department receives Fibrinogen?
Coagulation
What are the 2 most commonly used tubes in the Chemistry department?
SST & PST
What is the function of the gel in the PST tube?
protects plasma from formed elements
What are PST tubes most commonly used for?
STAT chemistries
Which tube is drawn for CMP?
SST/PST
Which department receives CMP?
Chemistry
What is the additive for green top tubes?
sodium heparin or lithium heparin
Which tube is drawn for cholesterol?
SST/PST
What are green top tubes commonly used for?
rare of special testing, not a routinely used tube
What is the additive in the gray top tube?
Sodium Fluoride (antiglycolytic) & Potassium Oxylate (anticoagulant)
Which tube is drawn for electrolytes?
SST/PST
What is the function of the gray top tube?
inhibit glycolysis
How long will glucose levels remain stable in the gray top tube?
3 days
Which department receives cholesterol?
Chemistry
What is the additive in the yellow top tube?
acid citrate dextrose (ACD)
Which department receives electrolytes?
Chemistry
Which tube is drawn for Lipase?
SST/PST
What is the additive in the lavendar top tube?
Liquid K3 EDTA (glass), Spray-dried K2 EDTA (plastic)
Which department receives Lipase?
Chemistry
What is the function EDTA in the lavendar top tubes?
preserves cell morphology and inhibits platelet aggregation or clumping
What needs to be absent for optimum testing of lavendar top tubes?
clots and microclots
Which tube is drawn for glucose?
Gray
What is the additive in pink top tubes?
K2 EDTA
Which department receives glucose?
Chemistry