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HelpTest Code LEPTNSO Leptin (500716)
Additional Codes
LabCorp Test Code: 500716
Specimen Requirements
| Fasting Required |
Specimen Type (One of the following) |
Preferred Container/Tube |
Acceptable Container/Tube | Specimen Volume | Specimen Minimum Volume (allows for 1 repeat) |
Pediatric Minimum Volume (no repeat) |
|---|---|---|---|---|---|---|
| Preferred | Serum | Red Top Tube (RTT) | Serum Separator Tube (SST) | 1 mL | 0.5 mL (This volume does not allow for repeat analysis) | |
| Preferred | EDTA Plasma | EDTA Lavender Top Tube (LTT) | 1 mL | 0.5 mL (This volume does not allow for repeat analysis) |
Collection/Processing Instructions
Fasting specimen (8-12 hours) is recommended. Separate from cells within 45 minutes of venipuncture. Send 1 mL serum or plasma frozen in a plastic vial.
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Serum or EDTA Plasma |
Frozen | 200 days |
| Ambient | 48 hours | |
| Refrigerated | 48 hours |
Rejection Criteria
Specimen not stored and shipped frozen.
Test Information
This test should be regarded as 'Research Use Only'. This test has not been cleared or approved by the U.S. Food and Drug Administration. It may not be covered by insurance and providers need to inform all patients of this prior to ordering.
Reference Range Information
| Performing Location | Reference Range |
|---|---|
| LabCorp forwards to Esoterix |
Age Range (ng/mL) Adults (BMI=22) Males 0.7 - 5.3 Females 3.3 - 18.3
|
Performing Laboratory Name
LabCorp of America
Referral Laboratory Information
| Address | Telephone | Website Link | Marshfield Lab Account # |
|---|---|---|---|
|
6370 Wilcox Road Dublin, OH 43016 |
866-235-2291 | https://specialtytesting.labcorp.com/tests/500716/leptin | 48300485 |
Performing Information
| Performing Location | Day(s) Test Performed | Analytical Time | Methodology/Instrumentation |
|---|---|---|---|
| LabCorp forwards to Esoterix | Monday, Wednesday and Saturday | 2-6 days | Enzyme-linked Immunosorbent Assay (ELISA) |
CPT Codes
| CPT | Modifier (if needed) |
Quantity | Description | Comments |
|---|---|---|---|---|
| 84999 |
Outreach CPT Codes
| CPT | Modifier (if needed) |
Quantity | Description | Comments |
|---|---|---|---|---|
| 84999 |
Ordering Applications
| Ordering Application | Description |
|---|---|
| Cerner | Leptin (500716) |