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Test Code FLEP Leptin

Reporting Name

Leptin

Specimen Type

Serum


Specimen Required


Patient Preparation: Fasting 8-12 hours is recommended.

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. Separate from cells within 45 minutes of venipuncture 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
Serum Frozen (preferred)
  Refrigerated  14 days
  Ambient  8 days

Reference Values

Units: ng/mL

Adults (BMI=22)

Males: 0.7-5.3

Females: 3.3-18.3

 

Contact laboratory for other BMI reference ranges.

CPT Code Information

83520

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

Reject Due To

Hemolysis Reject
Lipemia Reject

Method Name

Enzyme-linked immunosorbent assay (ELISA)