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Test Name

Sex Hormone Binding Globulin (SHBG)

To view specimen requirements and codes please Select a regional laboratory.

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CPT Code(s)**

84270
**IMPORTANT: CPT Code is informational only; obtain the Test Code for ordering.

Methodology

Immunoassay (IA)

Reference Range(s)

<3 Years Not established  
   Male  Female
3-9 Years  32-158 nmol/L 32-158 nmol/L
10-13 Years 20-166 nmol/L 24-120 nmol/L
14-17 Years 20-87 nmol/L 12-150 nmol/L
18-55 Years 10-50 nmol/L 17-124 nmol/L
>55 Years 22-77 nmol/L 14-73 nmol/L

Clinical Significance

Testosterone, dihydrotestosterone and estrogens circulate in serum bound to Sex Hormone Binding Globulin (SHBG). SHBG concentrations are increased in pregnancy, hyperthyroidism, cirrhosis, oral estrogen administration and by certain drugs. Concentrations are decreased by testosterone, hypothyroidism, Cushings syndrome, acromegaly and obesity.

Reference ranges are provided as general guidance only. To interpret test results use the reference range in the laboratory report.

The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.

* The tests listed by specialist are a select group of tests offered. For a complete list of Quest Diagnostics tests, please refer to our Directory of Services.

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Sex Hormone Binding Globulin (SHBG)
30740