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Test Code FLEPM Leptin

Additional Codes



Reporting Name


Performing Laboratory

Esoterix Endocrinology

Specimen Type


Specimen Required

Specimen Type: Serum

Container/Tube: Red or SST

Specimen Volume: 1 mL

Collection Instructions: Draw blood in a plain red-top tube(s), serum gel tube(s) is acceptable. Spin down and send 1 mL of serum frozen in a plastic vial.

Note:  EDTA (lavender-top) plasma is an acceptable alternate.

Specimen Minimum Volume

0.5 mL
NOTE: Minimum volume does not allow for repeat analysis.

Specimen Stability Information

Specimen Type Temperature Time Special Container
Serum Frozen (preferred) 200 days
  Ambient  48 hours
  Refrigerated  48 hours

Reference Values

Units: ng/mL


       Age                                  Range


Adults (BMI=22)

  Males                                 0.7 - 5.3

  Females                             3.3 - 18.3


Contact laboratory for other BMI reference ranges.

Day(s) Performed

Tuesday, Thursday

Test Classification

Results of this test are for research purposes only per the assay manufacturer. The performance characteristics of this assay have not been established. The result should not be used as a diagnostic procedure without confirmation of the diagnosis by another medically established diagnostic product or procedure.

CPT Code Information


LOINC Code Information

Test ID Test Order Name Order LOINC Value
FLEP Leptin 21365-2


Result ID Test Result Name Result LOINC Value
Z0262 Leptin 21365-2

Report Available

2 to 15 days

Reject Due To

Hemolysis NA
Lipemia NA
Icterus NA
Other NA

Method Name

Enzyme-Linked Immunosorbent Assay (ELISA)