Corticosteroid-Binding Globulin (CBG)

2010990
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Example Reports
High
Normal

Ordering Recommendation

Mnemonic

CB GLOB

Methodology

Quantitative Radioimmunoassay (RIA)

Performed

Varies

Reported

6-13 days

New York DOH Approval Status

This test is New York DOH approved.

Specimen Required

Patient Preparation
Collect

Plain red or serum separator tube (SST).

Specimen Preparation

Separate from cells within one hour of collection. Transfer 1 mL serum to an ARUP standard transport tube and freeze immediately. (Min: 0.5 mL)
Test is not performed at ARUP; separate specimens must be submitted when multiple tests are ordered.

Storage/Transport Temperature

Frozen.

Unacceptable Conditions
Remarks
Stability

Ambient: 48 hours; Refrigerated: 48 hours; Frozen: 10 months

Reference Interval

By Report

Interpretive Data



Compliance Category

Performed by non-ARUP Laboratory

Note

Hotline History

View Hotline History

 

Hotline History

Date of Change
Test Name Change
Methodology
Performance/Reported Schedule
Specimen Requirements
Reference Interval
Interpretive Data
Note
CPT Code
Component Change
Other Interface Change
New Test
Inactive
11/01/2021
X
N/A

CPT Codes

84449

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Components

Component Test Code* Component Chart Name LOINC
2010991 Corticosteroid-Binding Globulin (CBG) 3033-8
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.

Aliases

  • Transcortin
Corticosteroid-Binding Globulin (CBG)

Esoterix Endocrinology