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Ethambutol level-994

Test info

Test name:

Ethambutol level

Test number:

994

Excellian order number:

LAB994

Abbreviation:

MSO

Alternate names:

EMBH
Myambutol

Specimen

Specimen type:

Serum

Collection container:

Red serum vial/tube, 5 mL

Volume:

2.0 mL

Minimum volume:

0.5 mL

Processing instructions:

Allow sample to clot
Spin within 45 minutes of sample collection
Transfer serum to a Screw-cap polypropylene frozen transport vial/tube - 4mL (LabCorp), labelled as serum
Freeze

Transport container:

Screw-cap polypropylene frozen transport vial/tube - 4mL (LabCorp)

Alternate specimen type:

Heparin plasma

Alternate collection container:

Dk green heparin (Li or Na), no gel

Alternate collection instructions:

Immediately following collection, mix sample thoroughly by gently inverting 8 - 10 times, to prevent clotting

Alternate processing instructions:

Spin within 45 minutes of sample collection
Transfer plasma to a Screw-cap polypropylene frozen transport vial/tube - 4mL (LabCorp), labelled as the appropriate plasma type
Freeze

Transport and stability:

Frozen (preferred) - > 2 weeks

Refrigerated - NO

Ambient - 24 hours

Reason for rejection:

Severe hemolysis
Samples thawed for greater than 24 hours

Performance

Performing lab:

National Jewish Health (PKEMB) via LabCorp (081732): R-NX

Days set up:

Weekly

TAT:

17 days

Method:

Liquid Chromatography/Mass Spectrometry (LC/MS)

Clinical and Interpretive info

Reference ranges:

See report

Billing

CPT codes:

80299

Tracking

Revised date:

01/04/2024

Review date:

01/04/2024