O-RADS US v2022 Category (Ovarian-Adnexal Mass)
ACR O-RADS US v2022 ovarian-adnexal ultrasound risk categories.
Open the calculator → Runs in your browser. Data leaves only if you deliberately send a problem report from the interactive tool.
Example
- O-RADS risk category
- 4 — intermediate risk (10% to under 50%)
Result: O-RADS 4: intermediate risk (10% to less than 50% risk of malignancy); MRI or gynecology / gynecologic-oncology referral.
The tool opens with these values already filled in. Replace them with your own.
What the result means
- 0 / 1
- 0: incomplete evaluation, further imaging needed. 1: normal premenopausal ovary (0%).
- 2
- Almost certainly benign (< 1%): none or optional follow-up.
- 3
- Low risk (1% to < 10%): specialist ultrasound or MRI.
- 4 / 5
- 4: intermediate risk (10% to < 50%), MRI or gyn / gyn-onc referral. 5: high risk (>= 50%), gyn-onc referral.
What you enter
- O-RADS risk category
How this is calculated
Andreotti RF, Timmerman D, Strachowski LM, et al. O-RADS US Risk Stratification and Management System: A Consensus Guideline from the ACR O-RADS Committee. Radiology. 2020;294(1):48-57 (ACR O-RADS US v2022). Read the source ↗
A reference and educational tool. Not medical, legal, or financial advice, and not a substitute for clinician judgment.