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Carotene, Beta-994

Test info

Test name:

Carotene, Beta

Test number:

994

Excellian order number:

LAB994

Abbreviation:

MSO

Alternate names:

Beta carotene
Carotene

Useful for:

Confirm the diagnosis of carotenoderma
Detect fat malabsorption; depressed carotene levels may be found in cases of steatorrhea.

Specimen

Specimen type:

Serum

Collection container:

Gold serum separator (SST) tube

Volume:

0.7 mL

Minimum volume:

0.4 mL
(Note: This volume does not allow for repeat testing.)

Collection instructions:

Immediately following collection, mix sample by gently inverting 5 times

Processing instructions:

Allow sample to clot for a minimum of 30 minutes
Spin within two (2) hours of sample collection
Transrer serum to an Amber transfer vial/tube - 12mL (LabCorp), labelled as serum
Protect from light

Transport container:

Amber transfer vial/tube - 12 mL (LabCorp)

If amber tubes are unavailable, cover standard transport tube completely, top and bottom, with aluminum foil and secure with tape

Alternate collection container:

Red serum vial/tube, 5 mL

Alternate processing instructions:

Allow sample to clot
Spin within two (2) hours of sample collection
Transrer serum to an Amber transfer vial/tube - 12mL (LabCorp), labelled as serum
Protect from light

Transport and stability:

Ambient (preferred) - 14 days

Refrigerated - 14 days

Frozen - 14 days

Freeze/thaw cycles - stable x3

Reason for rejection:

Specimen not protected from light
Hemolysis
Sample type other than serum received

Performance

Performing lab:

LabCorp Burlington (001529): R-NX

Days set up:

Mo, We, Fr

TAT:

3 - 5 days

Method:

High-pressure liquid chromatography (HPLC)

Clinical and Interpretive info

Reference ranges:

3 - 91 µg/dL

Billing

CPT codes:

82380

LOINC code:

Result 2053-7

Tracking

Date created:

05/31/2019

Revised date:

08/16/2023

Review date:

08/16/2023