Test Code INHABS Inhibin A and B, Tumor Marker, Serum
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

Specimen Type
SerumSpecimen Required
Container/Tube:
Preferred: Red top
Acceptable: Serum gel
Specimen Volume: 1 mL
Specimen Minimum Volume
0.6 mL
Specimen Stability Information
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
Serum | Refrigerated (preferred) | 7 days | |
Frozen | 90 days |
Reference Values
INHIBIN A, TUMOR MARKER
Males: <2.0 pg/mL
Females
<11 years: <4.7 pg/mL
11-17 years: <97.5 pg/mL
Premenopausal: <97.5 pg/mL
Postmenopausal: <2.1 pg/mL
INHIBIN B
Males
0-23 months: <430 pg/mL
2-4 years: <269 pg/mL
5-7 years: <184 pg/mL
8-10 years: <214 pg/mL
11-13 years: <276 pg/mL
14-17 years: <273 pg/mL
Adults: <399 pg/mL
Females
0-23 months: <111 pg/mL
2-4 years: <44 pg/mL
5-7 years: <27 pg/mL
8-10 years: <67 pg/mL
11-13 years: <120 pg/mL
14-17 years: <136 pg/mL
Premenopausal
Follicular: <139 pg/mL
Luteal: <92 pg/mL
Postmenopausal: <10 pg/mL
Day(s) and Time(s) Performed
Inhibin A: Monday through Friday; 5 a.m.-9 p.m.
Saturday; 6 a.m.-1 p.m.
Inhibin B: Monday, Wednesday, Friday; 8 a.m.
CPT Code Information
83520-Inhibin B
86336-Inhibin A
Reject Due To
Gross hemolysis | Reject |
Gross lipemia | OK |
Method Name
INHA: Sequential 2-Step 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.