Click here for more information about laboratory operations and procedures
Leptin
| Item |
Value |
| Approval req'd? |
No |
| Available Stat? |
No |
| Test code |
LEPN |
| Performed by |
Quest |
| Sendout? |
Yes |
| Method |
Electrochemiluminescence (ECL) |
| Container type |
Red top, Gold top |
| Amount to Collect |
2 mL blood |
| Sample type |
Serum |
| Preferred volume |
1 mL serum |
| Min. Volume |
0.2 mL serum |
| UCSF Rejection Criteria |
Markedly icteric or hemolyzed samples |
| Processing notes |
Refrigerate sample. Order Quest # 90367 |
| Ref Lab Rejection Criteria |
Markedly icteric or hemolyzed samples |
| Normal range |
Adult Lean Subjects (18-61years) with BMI range of 18-25:
|
Males |
1.2 - 9.5 ng/mL |
|
Females |
4.1 - 25.0 ng/mL |
Adult Subjects (19-60 years) with BMI range 25-30:
|
Males |
1.6 - 20.9 ng/mL |
|
Females |
13.1 - 40.8 ng/mL |
|
Pediatric: |
Male |
Female |
|
Prepubertal |
1.6-10.8 ng/mL |
1.7-10.6 ng/mL |
|
Tanner Stages II-III |
2.1-11.6 ng/mL |
2.6-11.5 ng/mL |
|
Tanner Stages IV-V |
3.4-10.2 ng/mL |
3.4-13.0 ng/mL |
|
| Stability |
Room temperature 8 hours, refrigerated 2 weeks, frozen at -20C 5 weeks. |
| Turn around times |
Set up 2x per week. Turnaround 3-10 days |
| CPT coding |
82397-90 |
| LOINC code |
21365-2 |
| Last Updated |
9/25/2011 7:23:19 PM |
| Entry Number |
605 |
If you have additional questions regarding this test, please call: 415-353-1667
