CPT/HCPCS
83520
Order Code
CH700
Turnaround Time
10 days
Test Includes
Leptin
Specimen Requirements
Specimen Source
Serum
Transport Container
(Specimen Container)
(Specimen Container)
SST (Tiger Top)
Preferred Specimens
Serum
Minimum Volume (uL)
0.2 mL
Collection Instructions
(Transport Temperature)
(Transport Temperature)
Transport Refrigerated (cold packs)
Specimen Stability
| Temperature | Period |
|---|---|
| Room temperature | 8 hours |
| Refrigerated | 14 days |
| Frozen | 35 days |
Reject Criteria
Moderate hemolysis
Hypericteric specimens
Test Details
Methodology
Electrochemiluminescence (ECL)
Clinical Significance
Leptin – Leptin is an adipocyte-derived hormone that is essential for normal body weight regulation. Leptin production is under neuroendocrine control so that serum concentrations vary directly with the amount of triglycerides stored in adipose tissue depots.
Reference Ranges
Pediatric male and female:
0.6-16.8 ng/mL (5 – 9.9 Years)
1.4-16.5 ng/mL (10 – 13.9 Years)
0.6-24.9 ng/mL (14 – 17.9 Years)
Adult Lean Subjects:
With BMI range of 18-25 (18-71 Years)
Male:
0.3-13.4 ng/mL
Female:
4.7-23.7 ng/mL
Adult Subjects:
With BMI range of 25-30 (19-60 Years)
Male:
1.8-19.9 ng/mL
Female:
8.0-38.9 ng/mL
