Tubes and Their Tests Flashcards

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1
Q

Proper tube labelling has 7 steps, what are they?

A
  1. Last name, First name
  2. PHN or MRN
  3. Date of Birth (DOB) (DD-MMM-YYYY)
  4. M/F/X
  5. Tests requested
  6. Date and Time of collection
  7. Your Initials
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2
Q

Red Tube has what additives?

A

No additives

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3
Q

Light Blue Tube has what additives?

A

Sodium Citrate

Prevents the blood from clotting

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4
Q

Lavender Tube has what additives?

A

EDTA

Ethylenediaminetetraacetic acid

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5
Q

Gold Tube has what additives?

A

clot activators - polymer gel, thixotropic gel

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6
Q

Gray Tube has what additives?

A

iodoacetate, sodium fluoride;
may also have anticoagulant potassium oxalate or heparin

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7
Q

Black Tube has what additives?

A

Sodium Citrate

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8
Q

Green Tube has what additives?

A

sodium heparin;

may have gel

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9
Q

Light Green Tube has what additives?

A

lithium heparin, thixotropic gel

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10
Q

Orange Tube has what additives?

A

thrombin

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11
Q

Royal Blue Tube has what additives?

A

EDTA or none

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12
Q

What tubes need 3 inversions?

A

Light Blue

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13
Q

What tubes need 0 inversions?

A

Red and Black

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14
Q

What tubes need 5 inversions?

A

Gold or Red/Gray

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15
Q

What tubes need 8 inversions?

A

Lavender, Gray, Green
and Orange

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16
Q

Which tube has no specimen in it?

A

Lavender

whole blood

17
Q

What colour tube is used for a CBC?

A

Lavender

18
Q

What colour of tube is used for a thyroid test?

A

Island Health = Green
(the running man because it needs to be taken to the lab right away)
Island Health - the Island (logo) has GREEN mountains

Life Labs = Gold
(Chillin’ on the couch because it won’t be at the lab for a while)
Life Labs has a GOLD star

19
Q

What is the order of draw by colour of vacutainer?

A
20
Q

EDTA tests usually have what in the name?

A

Hema-

21
Q

Some common tests with Light Blue Tube are…

A

PT/INR
PTT
Fibrinogen
D-Dimer
TEG

22
Q

Common tests with a Green Tube are…

A

Test done in the hospital
Chemistry Tests
Electrolytes
Cardiac markers

23
Q

Common tests with a Gold Tube are…

A

antigen/antibody tests - “Send out” tubes
Ionized Calcium

common name SST (serum Separator Tube)

24
Q

Lavender tubes are commonly used for what tests?

A

CBC (white blood cell count, hemoglobin, platelets)
ESR (sed rate)
A1C (how patient maintains blood sugars)

Ammonia Levels

25
Q

What tests are time sensitive before centrifuging?

A

60 minutes - Clozapine, Cryoglobulin, Cold Aggutinin
30 minutes - SST tubes
0 minutes - Electrolytes are not time sensitive

26
Q

What tests on this tube need to kept cold?

A

None

27
Q

What tests need to be kept on heat with this tube?

A

Cryoglobulin
Cold Agglutinin

28
Q

What tests need to be refrigerated and what colour of tube?

A

CBC
HGA1
WBC
RBC
Plts
Hgb
Tacrolimus
Cyclosporine

29
Q

What tests need to be kept on ice after venipuncture?

A

Homocysteine - Lavender
Ammonia - Green