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Inhibin B

Test Code

34445

CPT Code(s)

82397

Preferred Specimen(s)

1 mL serum

Minimum Volume

0.5 mL

Collection Instructions

Serum should be collected with the usual precautions of venipuncture

Transport Temperature

Refrigerated (cold packs)

Specimen Stability

Room temperature: 72 hours
Refrigerated: 7 days
Frozen: 28 days

Reject Criteria

Hemolysis • Lipemia • Icteric sample

Methodology

Chemiluminescence

Performing Laboratory

Quest Diagnostics Valencia Nichols Institute
27027 Tourney Road
Valencia, CA 91355

Setup Schedule

Set up: Tues, Thurs, Sat; Report available: 2-4 days

Reference Range(s)

  Male Female
5-9.9 Years 21-166 pg/mL ≤18 pg/mL
10-13.9 Years 41-328 pg/mL ≤86 pg/mL
14-17.9 Years 54-295 pg/mL ≤123 pg/mL
≥18 Years 47-308 pg/mL  

Females  
Pre-menopausal <153 pg/mL
Post-menopausal <10 pg/mL

Clinical Significance

Inhibin B is the major circulating inhibin in males. It is also detectable in women during menstrual cycles, particularly prior to ovulation. The measurement of inhibin B serves as an endocrine marker for monitoring male and female gonadal function.

LOINC®' Code(s)

The Result and LOINC information listed below should not be used for electronic interface maintenance with Quest Diagnostics. Please contact the Quest Diagnostics Connectivity Help Desk for more information at 800-697-9302.

NOTE: The codes listed in the table below are not orderable Test Codes.

Result
Code
Result NameLOINC CodeComponent Name
85996214Inhibin B34319-4Inhibin B

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.

LOINC assignment is based on a combination of test attributes, including the method used by the performing laboratory. For tests not performed by Quest Diagnostics, codes are assigned by the performing laboratory.

* 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.