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Test Code IGF BP1 IGF Binding Protein 1

Clinical System Name

IgF Binding Protein 1


Insulin-Like Growth Factor Binding Protein 1

Sample Requirements

Specimen: Whole Blood

Container(s): Red or Gold SST or Gold Microtainer

Preferred Vol: 2.0 mL

Minimum Vol: 0.4 mL


Note:                OverOOvovOvernight fasting is required.

 Overnight OO

Overnight fasting is required

Overnight fasting is required


Processing Instructions

Reject due to: Gross hemolysis or lipemia. Received room temperature

Spin: Y

Aliquot: Y

Temp: -20 C

Storage location: Spin sample and aliquot serum into plastic aliquot tube. Store sample in CPA freezer send-outs rack.


Off-site collection: Spin sample and aliquot serum into plastic aliquot tube. Transport refrigerated.


Specimen Type Temperature Time
Serum Room temp 24 h
  Refrigerated 7 d
  Frozen 28 d



STAT Performed TAT

Drawn daily; Set-up T at Quest.

3 - 9 d


Performing Laboratory

Quest Diagnostics - Nichols Institute

33608 Ortega Highway
San Juan Capistrano, CA 92690-6130


Phone Number: (800) 553-5445


Department:  Send Outs

Phone Number: (206) 987-2563


Reference Range


Age: ng/mL
Adults 5 - 34
5 - 9 years 15 - 95
10 - 14 years 8 - 64
15 - 18 years 5 - 40


Pediatric data from: J Clin Endocrinol Metab (1995) 80:2534-2542


Method: Radioimmunoassay (RIA)

Analytical Volume: 0.2 mL serum


CPT Codes



Send Out Instructions


Reference Test Name: IGF Binding Protein-1 (IGFBP-1)
Reference Test Number: 36590
Instructions: Send out M - F with Quest courier.