Rotterdam PCOS Criteria
Rotterdam PCOS criteria: at least two of oligo-/anovulation, hyperandrogenism, and polycystic ovarian morphology, after exclusion of mimics; reports whether criteria are met and the phenotype.
Open the calculator → Runs in your browser. Data leaves only if you deliberately send a problem report from the interactive tool.
Example
- Oligo- or anovulation
- Yes
- Clinical/biochemical hyperandrogenism
- Yes
- Mimics excluded
- Yes
Result: 2 of 3 Rotterdam features present after exclusion of mimics: PCOS criteria met -- phenotype B (hyperandrogenism + ovulatory dysfunction).
The tool opens with these values already filled in. Replace them with your own.
What the result means
- Features
- oligo/anovulation, clinical/biochemical hyperandrogenism, polycystic ovarian morphology.
- Diagnosis
- at least 2 of 3 after the exclusion of thyroid disease, hyperprolactinemia, non-classic CAH, and androgen-secreting tumors.
What you enter
- Clinical/biochemical hyperandrogenism
- Oligo- or anovulation
- Polycystic ovarian morphology
- Mimics excluded
How this is calculated
Rotterdam ESHRE/ASRM-Sponsored PCOS Consensus Workshop Group. Revised 2003 consensus on diagnostic criteria and long-term health risks related to polycystic ovary syndrome. Hum Reprod. 2004;19(1):41-47. Read the source ↗
A reference and educational tool. Not medical, legal, or financial advice, and not a substitute for clinician judgment.