Insulin-Like Growth Factor Binding Protein-3; Preferred test


Abbrev Code:IGFBP3   
Order Code:LAB3567Order Name:IGF Binding Protein 3
Synonyms:IGF Binding Protein 3; Binding Protein 3; BP3; IGFBP-3
Methodology:Chemiluminescent immunoassay
CPT Codes: 82397 x1
Turnaround Time:Performed Mon-Fri, results are reported the same day.


Collection Instructions

Specimen:Blood
Optimal Volume:1 mL
Minimum\Peds Volume:0.4 mL
Container:Red or gold (gel)
Alternate Containers: Red (no gel)
Causes for Rejection:Samples not separated from cells within 2 hours of collection.


Processing and Shipping

Specimen Processing:Within 2 hours of collection, separate serum ASAP. Centrifuge and aliquot 0.4 mL, 0.1 mL minimum. Store in freezer.
Shipping Instructions:Ship on dry ice.
Test Performed at or Referral Lab UM Specialty Core/Prot/Endo (Immulite H) 


Interpretive

Reference Range:

Age

Male, µg/mL

Female, µg/mL

1-7 d

Less than 0.7

8-15 d

0.5-1.4

16 d-5 m

Less than 2.9

6 -11 m

0.7-3.5

1y

0.7-3.6

2y

0.8-3.9

3y

0.9-4.3

4y

1.0-4.7

5y

1.1-5.2

6y

1.3-5.6

7y

1.4-5.9

1.8-6.5

8y

1.6-6.7

2.0-6.9

9y

1.9-7.3

2.2-7.3

10y

2.2-8.0

2.5-7.8

11y

2.4-8.5

2.8-8.4

12y

2.8-9.3

3.1-8.9

13y

3.1-10.0

3.3-9.4

14y

3.3-10.3

3.5-9.7

15y

3.4-10.0

3.5-9.4

16y

3.2-9.2

3.5-9.0

17y

3.0-8.2

3.3-8.3

18y

2.9-7.5

3.1-7.6

19-20y

2.9-7.3

3.0-7.1

21-25y

3.4-7.8

26-30y

3.5-7.6

31-35y

3.5-7.0

36-40y

3.4-6.7

41-45y

3.3-6.6

46-50y

3.3-6.7

51-55y

3.4-6.8

56-60y

3.4-6.9

61-65y

3.2-6.6

66-70y

3.0-6.2

71-75y

2.8-5.7

76-80y

2.5-5.1

81-85y

2.2-4.5

 

Values by Tanner Stage:

Tanner Stage

Male

Female

1

1.4-5.2

1.2-6.4

2

2.3-6.3

2.8-6.9

3

3.1-8.9

3.9-9.4

4

3.7-8.7

3.3-8.1

5

2.6-8.6

2.7-9.1

 

 

Use:Diagnosis and monitoring of treatment for growth disorders.


Click HERE to Report test errors or omissions.
*If no email program is associated with this computer, please contact:
[email protected] for TestID: 4046"