Test Name

• IGF-BP1

Test Code

• 5220

Test Synonym

• IGF BINDING PROTEIN-1

Minimum Volume

• 0.5 mL

Specimen Type

• Serum

Primary Container

• Serum Separator Tube, Plain Red Top Tube

Transport Temp

• Frozen

Specimen Requirements

• 0.5 mL Serum

Specimen Retention

• Draw Red-top tube or SST (gel-barrier tube) and centrifuge. Transfer the serum into a plastic transport tube with screw cap. Freeze immediately and maintained frozen until tested. To avoid delays in turnaround time when requesting multiple tests on frozen samples, PLEASE SUBMIT SEPARATE FROZEN SPECIMEN FOR EACH TEST REQUESTED.