Ordering Recommendation
Mnemonic
LEP
Methodology

Quantitative Chemiluminescent Immunoassay

Performed

Mon, Thu

Reported

1-5 days

New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation

Patient should fast overnight prior to collection.

Collect

Plain red or serum separator tube.

Specimen Preparation

Transfer 0.5 mL serum to an ARUP Standard Transport Tube. (Min: 0.2 mL)

Storage/Transport Temperature

Frozen.

Unacceptable Conditions

Non-fasting specimens. Icteric or severely hemolyzed specimens.

Remarks
Stability

After separation from cells: Ambient: 24 hours; Refrigerated: 48 hours; Frozen: 2 months

Reference Interval
Age
Reference Interval
0-17 years Not Established
Adult Male 0.5-12.5 ng/mL
Adult Female 0.5-15.2 ng/mL

Interpretive Data



Compliance Category

Laboratory Developed Test (LDT)

Note
Hotline History
N/A
CPT Codes

83520

Components
Component Test Code* Component Chart Name LOINC
0070263 Leptin, Quant by CIA 21365-2
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • Leptin
  • leptin resistance
Leptin, Quantitative by Chemiluminescent Immunoassay