Inhibin A
Test Summary
Inhibin A is useful as an indicator of gonadal function, and ovarian response to hMg or to FSH stimulation. Inhibin A, produced by the placenta, is used along with other maternal serum biochemical markers to improve sensitivity of the screen for Down Syndrome risk.
Aliases
- N/A
Specimen Collection
Special Instructions
N/A
Preferred Specimen
2 mL serum
Minimum Volume
0.5 mL
Instructions
N/A
Patient Preparation
N/A
Storage
Plastic screw-cap vial
Transport Temperature
Room temperature
Specimen Stability
- Room temperature: 14 days
- Refrigerated: 14 days
- Frozen: 28 days
Limitations
N/A
Other Acceptable Specimens
N/A
Unacceptable Specimens
Gross hemolysis • Grossly lipemic
Order Code
INHIBA
EPIC (Premier) Code
LAB3799
Includes
N/A
CPT Code
- 86336
Billing Code
- 670103
CPT Statement
Methodology
Immunoassay (IA)
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 the U.S. Food and Drug Administration. The FDA has determined that such clearance or approval is not necessary. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Physician Attestation of Informed Consent
N/A
Testing Laboratory
Quest Diagnostics Nichols Institute
33608 Ortega Highway
San Juan Capistrano CA, 92675
33608 Ortega Highway
San Juan Capistrano CA, 92675
Department
Reference Testing
Reference Range
| Male | <2.0 pg/mL |
| Female | |
| Premenopausal | <98.0 pg/mL |
| Postmenopausal | <2.1 pg/mL |
Setup Schedule / Expected Turnaround Time
Monday - Saturday; Report available: 3 - 5 days
Specimen Collection
Special Instructions
N/A
Preferred Specimen
2 mL serum
Minimum Volume
0.5 mL
Instructions
N/A
Patient Preparation
N/A
Storage
Plastic screw-cap vial
Transport Temperature
Room temperature
Specimen Stability
- Room temperature: 14 days
- Refrigerated: 14 days
- Frozen: 28 days
Limitations
N/A
Other Acceptable Specimens
N/A
Unacceptable Specimens
Gross hemolysis • Grossly lipemic
Result Information
Methodology
Immunoassay (IA)
Testing Laboratory
N/A
Reference Range
| Male | <2.0 pg/mL |
| Female | |
| Premenopausal | <98.0 pg/mL |
| Postmenopausal | <2.1 pg/mL |
Setup Schedule / Expected Turnaround Time
Monday - Saturday; Report available: 3 - 5 days