Ordering Recommendation

Use to differentiate ovarian tumor with normal CA 125 as stromal or mucinous epithelial tumor. May be used for monitoring recurrence of stromal ovarian tumors.

New York DOH Approval Status

This test is New York state approved.

Specimen Required

Patient Preparation

For premenopausal females, collection is preferred during the follicular phase of the menstrual cycle.


Serum separator tube or plain red.

Specimen Preparation

Transport 0.5 mL serum. (Min: 0.2 mL)

Storage/Transport Temperature


Unacceptable Conditions

Room temperature specimens. Grossly hemolyzed specimens. Plasma


After separation from cells: Ambient: Unacceptable; Refrigerated: 72 hours; Frozen: 1 month


Quantitative Enzyme-Linked Immunosorbent Assay (ELISA)


Wed, Fri


1-8 days

Reference Interval

<15 days: 68-373 pg/mL
15 days-6 months: 42-516 pg/mL
7 months-7 years: 24-300 pg/mL
8-30 years: 47-383 pg/mL
31-72 years: 10-357 pg/mL
1 day-12 years: <=182 pg/mL
13-41 years (regular cycle, follicular phase): 8-223 pg/mL
42-51 years (regular cycle, follicular phase): <=107 pg/mL
51-76 years (postmenopausal): <=11 pg/mL

Interpretive Data

This test is performed using the ANSH ultra-sensitive Inhibin B ELISA kit. Values obtained with different methodologies or kits cannot be used interchangeably.

This test was developed and its performance characteristics determined by ARUP Laboratories. It has not been cleared or approved by the U.S. Food and Drug Administration. This test was performed in a CLIA certified laboratory and is intended for clinical purposes.

Compliance Category

Laboratory Developed Test (LDT)


Hotline History


CPT Codes



Component Test Code* Component Chart Name LOINC
0070413 Inhibin B 34319-4
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.


Inhibin B