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PCOS Symptom Severity Score

Score PCOS symptom burden with an 8-domain tracking model.

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Clinical Accuracy

Grade A

Rotterdam Criteria (2003)

Select All That Apply to You

PCOS is diagnosed when at least 2 of the 3 Rotterdam Criteria are present, after excluding other causes. Tick any criteria that have been confirmed by a doctor or that match your symptoms.

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Irregular or Absent Periods

Cycles longer than 35 days, fewer than 8 periods per year, or absence of menstruation for 3+ months.

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High Androgen Levels

Elevated testosterone or DHEA-S confirmed by blood test, or clinical signs such as hirsutism (excess facial/body hair) or acne.

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Polycystic Ovaries on Ultrasound

12 or more follicles (2–9 mm) in at least one ovary, or ovarian volume greater than 10 mL.

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What is PCOS?

Polycystic Ovary Syndrome (PCOS) is one of the most common hormonal conditions in people with ovaries, affecting approximately 1 in 10. It is characterised by a combination of hormonal imbalances, irregular ovulation, and (in some cases) ovarian cysts visible on ultrasound.

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Irregular Cycles

Elevated androgens and insulin resistance can disrupt ovulation, leading to infrequent or absent periods.

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Hormonal Imbalance

LH/FSH ratio is often elevated, contributing to excess androgen production and follicle development arrest.

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Manageable with Care

Lifestyle changes, medication, and expert guidance can significantly reduce symptoms and long-term risks.

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Research Reference

biotechScientific Method

Each symptom is rated 0-3 and aggregated to classify low, moderate, or high burden.

Deeks AA et al. (2011)

Hum Reprod.

PMID: 21193443Read paperopen_in_new

Medical Disclaimer: This tool uses the Rotterdam Criteria as a self-assessment guide only. It does not constitute a medical diagnosis. PCOS diagnosis requires clinical evaluation, blood tests, and ultrasound by a qualified healthcare professional. Always consult your doctor or gynaecologist if you have concerns about your hormonal or menstrual health.