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CPE-010 · synthetic case PCOS-FX-22
Adolescent six months after menarche
Too early to apply the criteria.
Purpose: Too early to apply the criteria.
Inputs the engine received
Cycles and clinical signs
- Age
- 13 years
- Years since menarche
- 0.5 years
- Usual cycle length
- 50 days
- Acne
- Yes
What the engine reports
Detected clinical pattern
Too Early to Apply the Criteria
Less than a year after menarche, irregular cycles are part of normal pubertal variation. Nothing is diagnosed in this window.
- Criteria met: 0 of 2 adolescent criteria
Context modules routed
CTX-PC-ADOL Adolescent criteria
Adolescents need both irregular cycles and hyperandrogenism. Ultrasound is not used, and nothing is diagnosed in the first year after menarche.
Evidence and rule trace · 1 rules
Evidence
- EV-PCOS-2023 · Teede HJ, Tay CT, Laven JJE, et al. Recommendations From the 2023 International Evidence-based Guideline for the Assessment and Management of Polycystic Ovary Syndrome. J Clin Endocrinol Metab. 2023;108(10):2447-2469.
Physician adjudication required. Clinical decision support for physician review. This output applies published criteria to the values entered. It does not diagnose, exclude other causes by itself, or choose contraception, ovulation induction or any treatment. Physician adjudication is required.
Change the values
The same engine, starting from this case. Change any value and watch the pattern and the rule trace react.
Criteria met (adults need 2 of 3)
● 0 of 3
No criterion met
○ 1 of 3
Not enough
○ 2 of 3
Criteria met if causes are excluded
○ 3 of 3
All three present
Cycles and clinical signs
6 or more (4 or more in some ethnicities).
Laboratory and imaging
25 ng/mL is assumed when empty.
Endovaginal ultrasound. Not used in adolescents.
Cardiometabolic, sleep, mood and fertility
More pcos cases
PCOS-FX-01
Irregular cycles and hirsutism, exclusions complete
A 26-year-old with 8 cycles a year and an mFG of 9.
PCOS-FX-02
Irregular cycles and polycystic ovaries
No hyperandrogenism, 22 follicles per ovary.
PCOS-FX-03
Hyperandrogenism and polycystic ovaries with regular cycles
Ovulatory phenotype.
PCOS-FX-04
Irregular cycles only
One criterion is not enough.
PCOS-FX-05
Criteria met, no exclusion tests
TSH, prolactin and 17-OHP missing.
PCOS-FX-06
Prolactin 68 ng/mL
Another cause of oligomenorrhea.
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