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HelpInhibin A and B, Tumor Marker, Serum
Reporting Name
Inhibin A and B, Tumor Marker, SFor NUH patients - use Epic to order (LAB3041481)
NUH service code - 36771
Mayo test code - INHAB
Useful For
Aiding in the diagnosis of granulosa cell tumors and mucinous epithelial ovarian tumors
Monitoring of patients with granulosa cell tumors and epithelial mucinous-type tumors of the ovary known to secrete inhibin A or overexpress inhibin B
Profile Information
| Test ID | Reporting Name | Available Separately | Always Performed |
|---|---|---|---|
| INHA | Inhibin A, Tumor Marker, S | Yes | Yes |
| INHB | Inhibin B, S | Yes | Yes |
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
SerumSpecimen Required
Supplies: Sarstedt Aliquot Tube 5 mL (T914)
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 1.1 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
Specimen Minimum Volume
0.9 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 14 days | |
| Frozen | 90 days | ||
| Ambient | 7 days |
Reference Values
INHIBIN A, TUMOR MARKER
Males: <5.0 pg/mL
Females
<11 years: <5.0 pg/mL
11-17 years: <98 pg/mL
Premenopausal: <98 pg/mL
Postmenopausal: <5.0 pg/mL
INHIBIN B
Males
<15 days: 68-373 pg/mL
15-180 days: 42-516 pg/mL
6 months-7 years: 24-300 pg/mL
8-30 years: 47-383 pg/mL
31-72 years: <358 pg/mL
>72 years: Not established
Females
≤12 years: <183 pg/mL
13-41 years regular Cycle (Follicular Phase): <224 pg/mL
42-51 years regular Cycle (Follicular Phase): <108 pg/mL
13-51 years regular Cycle (Luteal Phase): <80 pg/mL
>51 years (Postmenopausal): <12 pg/mL
Day(s) Performed
Monday, Wednesday, Friday
CPT Code Information
83520-Inhibin B
86336-Inhibin A
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| INHAB | Inhibin A and B, Tumor Marker, S | 87426-3 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| INHA | Inhibin A, Tumor Marker, S | 23883-2 |
| 88722 | Inhibin B, S | 56940-0 |
Report Available
2 to 4 daysReject Due To
| Gross hemolysis | Reject |
| Gross lipemia | OK |
| Gross icterus | OK |
Method Name
INHA: Immunoenzymatic Assay
INHB: Enzyme-Linked Immunosorbent Assay (ELISA)
Forms
If not ordering electronically, complete, print, and send an Oncology Test Request (T729) with the specimen.
Test Classification
This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.Secondary ID
86336Updated on 22/03/2022