A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
Inhibin B
Test Code34445
Alias/See Also
LAB00225
CPT Codes
83520
Preferred Specimen
1 mL serum
Minimum Volume
0.5 mL
Transport Container
Transport tube
Transport Temperature
Refrigerated (cold packs)
Specimen Stability
Room temperature: 72 hours
Refrigerated: 7 days
Frozen: 28 days
Refrigerated: 7 days
Frozen: 28 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Hemolysis • Lipemia • Icteric sample
Methodology
Chemiluminescence (CL)
FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Setup Schedule
Tues, Thurs, Sat
Report Available
3-5 days
Reference Range
Male | Female | |
≤4 Years | Not established | Not established |
5-9 Years | 21-166 pg/mL | ≤18 pg/mL |
10-13 Years | 41-328 pg/mL | ≤86 pg/mL |
14-17 Years | 54-295 pg/mL | ≤123 pg/mL |
≥18 Years | 47-308 pg/mL |
Female | ≥18 Years |
Pre-menopausal | <153 pg/mL |
Post-menopausal | <10 pg/mL |
Values obtained from different assay methods cannot be used interchangeably. Inhibin B levels, regardless of value, should not be interpreted as absolute evidence of the presence or absence of disease.
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.
Performing Laboratory
Quest Diagnostics Nichols Institute-San Juan Capistrano, CA |
33608 Ortega Highway |
San Juan Capistrano, CA 92675-2042 |