Laboratory Test Information Guide

Details for IGFBP3, Serum

Test Name: IGFBP3, Serum
Alternate Name(s): Insulin-Like Growth Factor Binding Protein 3
Laboratory: Core
Specimen Type: 6 mL Red top Vacutainer tube
Gold or Light Green (heparin) top tubes are also acceptable.
Collection Information: Minimum volume of serum (or plasma) required is 2 mL.
Requisition: GENERAL LABORATORY REQUISITION
Test Schedule: Referred out Monday-Thursday
Turnaround time from when specimen
is received in testing laboratory:
 
Routine
20 days
Stat
 
 
Reference Range: 2 months 5 years: 0.7 5.2 mg/L
6 8 years: 1.3 6.5 mg/L
9 11 years: 1.8 8.4 mg/L
12 13 years: 2.7 9.5 mg/L
14 16 years: 3.3 10.0 mg/L
17 19 years: 2.9 8.7 mg/L
20 39 years: 2.9 7.8 mg/L
40 49 years: 3.3 6.7 mg/L
50 70 years: 3.0 6.9 mg/L
≥70 years: 2.2 5.7 mg/L

Reference Intervals Based on Tanner Stage:
Male:

Tanner stage 1: 1.4 5.2 mg/L
Tanner stage 2: 2.3 6.3 mg/L
Tanner stage 3: 3.1 8.9 mg/L
Tanner stage 4: 3.7 8.7 mg/L
Tanner stage 5: 2.6 8.6 mg/L

Female:
Tanner stage 1: 1.2 6.4 mg/L
Tanner stage 2: 2.8 6. 9 mg/L
Tanner stage 3: 3.9 9.4 mg/L
Tanner stage 4: 3.3 8.1 mg/L
Tanner stage 5: 2.7 9.1 mg/L
Effective Date: 2012-06-04
Revised Date: 2020-02-26
Critical Value:  
Interpretive Comments:  
Special Processing: 
Comments: Test is available ONLY to Endocrinologists from London Health Sciences Centre and St. Joseph's Health Care. Requests from all other physicians within LHSC/SJHC must have biochemist approval.
Note: Specimens from outside LHSC/SJHC will be accepted.
Method of Analysis: CLIA
Critical Information Required:  
Storage & Shipment: Store and ship serum (or plasma) frozen.
System Codes: 
Cerner
IGFBP3
 
Referred To: In-Common Laboratories

Questions? Comments? Contact Laura Gopaul