Sign in →

Test Code FIGF2 Insulin-like Growth Factor 2 (IGF-2)

Performing Laboratory

Esoterix Endocrinology

Specimen Type

Serum


Specimen Required


Draw blood in a plain, red-top tube(s).  Separate within 1 hour of collection, freeze immediately. Send 0.5 mL serum frozen.

Note:    1. Serum gel tube is okay, but must pour off into a plastic screw cap vial and freeze.

           2. Minimum volume does not permit for repeat analysis

 


Specimen Minimum Volume

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

Specimen Stability Information

Specimen Type Temperature Time Special Container
Serum Frozen 200 days

Reference Values

Age

Range (ng/mL)

Mean

Prepubertal

258 – 882

570

Pubertal

273 – 892

583

Adults

333 – 967

650

 

Day(s) and Time(s) Performed

Tuesday

CPT Code Information

83519

Reject Due To

Hemolysis NA
Lipemia NA
Icteric NA
Other NA
 

Method Name

Blocking Radioimmunoassay (RIA) after acid-alcohol extraction

Secondary ID

80758