Insulin-like Growth Factor-binding Protein 3 (IGFBP-3)

CPT: 83519

Expected Turnaround Time

3 - 5 days

Specimen Requirements


Specimen

Serum or plasma

Volume

1 mL

Minimum Volume

0.1 mL (Note: This volume does not allow for repeat testing.)

Container

Serum: Red-top tube Plasma: Lavender-top (EDTA) tube

Collection

Separate within one hour; transfer into a plastic transport tube.

Storage Instructions

Ship frozen on dry ice.

Test Details


Methodology

Immunochemiluminometric (ICMA)

Reference Interval

Age Male (mg/L) Female (mg/L) 0-11 months 1.11 - 3.18 1.05 - 3.27 1 year 1.29 - 3.63 1.22 - 3.72 2 years 1.47 - 4.07 1.39 - 4.15 3 years 1.64 - 4.49 1.55 - 4.56 4 years 1.80 - 4.88 1.71 - 4.93 5 years 1.94 - 5.19 1.85 - 5.24 6 years 2.04 - 5.38 1.95 - 5.40 7 years 2.10 - 5.47 2.02 - 5.52 8 years 2.15 - 5.55 2.10 - 5.63 9 years 2.22 - 5.66 2.18 - 5.76 10 years 2.30 - 5.80 2.27 - 5.91 11 years 2.39 - 5.96 2.36 - 6.06 12 years 2.46 - 6.09 2.44 - 6.18 13 years 2.53 - 6.20 2.52 - 6.29 14 years 2.58 - 6.27 2.58 - 6.37 15 years 2.61 - 6.31 2.64 - 6.43 16 years 2.64 - 6.32 2.68 - 6.47 17 years 2.66 - 6.32 2.72 - 6.50 18 years 2.68 - 6.33 2.75 - 6.51 19 years 2.70 - 6.34 2.78 - 6.53 20 years 2.72 - 6.36 2.81 - 6.55 21 - 25 years 2.75 - 6.36 2.86 - 6.56 26 - 30 years 2.68 - 6.13 2.75 - 6.22 31 - 35 years 2.61 - 5.98 2.57 - 5.80 36 - 40 years 2.57 - 5.98 2.50 - 5.71 41 - 45 years 2.52 - 6.02 2.41 - 5.61 46 - 50 years 2.37 - 5.89 2.34 - 5.61 51 - 55 years 2.25 - 5.81 2.31 - 5.70 56 - 60 years 2.13 - 5.71 2.24 - 5.72 61 - 65 years 2.03 - 5.61 2.16 - 5.69 66 - 70 years 1.93 - 5.49 2.06 - 5.57 71 - 75 years 1.78 - 5.20 2.01 - 5.55 76 - 80 years 1.67 - 5.02 1.95 - 5.49 81 - 85 years 1.63 - 5.01 1.93 - 5.50 86 - 90 years 1.67 - 5.24 1.96 - 5.67 91+ years Not Established Not Established