Leptin

Alphabetical Test listing

Leptin-994

Test name:

Leptin

Test number:

994

Excellian order number:

LAB994

Abbreviation:

MSO

Useful for:

Measurement of leptin levels in serum or plasma

Specimen type:

Serum

Collection container:

Gold serum separator (SST) tube

Volume:

0.5 mL

Minimum volume:

0.2 mL

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

Transport container:

Gold serum separator (SST) tube

Alternate specimen type:

EDTA plasma

Alternate collection container:

Lavender (EDTA), 4mL

Alternate processing instructions:

Spin within two (2) hours of sample collection
Transfer serum to a Transfer vial/tube with cap - 12mL (LabCorp), labelled as EDTA plasma

Alternate transport container:

Transfer vial/tube with cap - 12mL (LabCorp)

Transport and stability:

Room Temperature (preferred) - 14 days

Refrigerated - 30 days

Frozen - 21 days

Freeze/thaw cycles - stable x3

Reason for rejection:

Gross hemolysis or lipemia

Performing lab:

LabCorp (146712); R-NX

TAT:

4 - 5 days

Method:

Enzyme immunoassay (EIA)

Reference ranges:

See report

CPT codes:

83520

Date created:

03/03/2025

Review date:

03/03/2025