A systematic review of pregnancy outcomes and management in polycystic ovary syndrome
Clinical Snapshot
PICO Framework
| P — Population | Women of reproductive age with polycystic ovary syndrome (PCOS) |
| I — Intervention | Various management strategies including letrozole for ovulation induction, metformin therapy, and lifestyle interventions |
| C — Comparator | Standard care or alternative treatments (specific comparators not clearly defined in abstract) |
| O — Outcomes | Pregnancy outcomes including conception rates, early pregnancy loss, gestational diabetes, pre-eclampsia, and maternal/neonatal outcomes |
Bottom Line
This systematic review suggests PCOS significantly increases pregnancy complications including early pregnancy loss, gestational diabetes, and pre-eclampsia. The evidence supports letrozole over clomiphene for ovulation induction and highlights metformin's metabolic benefits. However, the abstract lacks critical methodological details including search strategy, quality assessment, and quantitative results. While the review advocates for individualized, multidisciplinary care and early metabolic screening, the strength of evidence cannot be adequately assessed from the information provided. Clinicians should await full publication to evaluate the robustness of these recommendations. The emerging research into immune-metabolic pathways like Interleukin-22 represents promising future directions but requires further validation before clinical implementation.
Key Findings
P Value: Not reported
Effect Size: Not specified in abstract
Primary Outcome: PCOS significantly increases risks of early pregnancy loss, gestational diabetes, and pre-eclampsia
Nnt Or Sensitivity: PCOS accounts for 70-90% of anovulatory infertility cases
Confidence Interval: Not provided
Clinical Application
Recommendations appear feasible with letrozole and metformin being established therapies, though multidisciplinary care may require resource coordination Letrozole and metformin are PBS-listed medications in Australia. RACGP guidelines support multidisciplinary PCOS management. TGA-approved medications align with suggested therapeutic approaches Women with PCOS seeking pregnancy or currently pregnant, particularly those with hyperandrogenism, insulin resistance, and obesity
Abstract
Polycystic Ovary Syndrome (PCOS), affects 5-20% of women of reproductive age, it is the leading cause of anovulatory infertility accounting for 70-90% of cases and resulting in lower natural conception rates and a significant contributor to adverse pregnancy outcomes. Following PRISMA 2020 guidelines, this systematic review synthesized evidence from 2014-2025, evaluating the evolving landscape of PCOS pregnancy management. It explores the relationship between PCOS and reproductive outcomes, details specific maternal and perinatal complications, and discusses the latest evidence-based interventions and emerging therapies to improve pregnancy outcomes and the long-term health of both mother and child. The findings revealed that the syndrome's pathophysiology driven by hyperandrogenism, insulin resistance, and obesity significantly increases the risks of early pregnancy loss, gestational diabetes, and pre-eclampsia. There is a paradigm shift toward individualized, multidisciplinary care. Evidence-based strategies highlight the superiority of letrozole for ovulation induction, the metabolic benefits of metformin, and the necessity of nuanced lifestyle interventions over simple weight-loss models. Furthermore, emerging research into immune-metabolic pathways, such as Interleukin-22, suggests novel therapeutic directions. The review concludes that recognizing PCOS as a high-risk obstetric condition and integrating early metabolic screening into standard care are essential to improving maternal and neonatal outcomes. Le syndrome des ovaires polykystiques (SOPK), qui touche 5 à 20 % des femmes en âge de procréer, est la principale cause d'infertilité anovulatoire (70 à 90 % des cas). Il entraîne une diminution des taux de conception naturelle et contribue significativement aux complications de la grossesse. Conformément aux recommandations PRISMA 2020, cette revue systématique a synthétisé les données probantes de 2014 à 2025, évaluant l'évolution de la prise en charge des grossesses chez les femmes atteintes de SOPK. Elle explore la relation entre le SOPK et les issues de la reproduction, détaille les complications maternelles et périnatales spécifiques et présente les interventions fondées sur des données probantes les plus récentes ainsi que les thérapies émergentes visant à améliorer les issues de grossesse et la santé à long terme de la mère et de l'enfant. Les résultats ont révélé que la physiopathologie du syndrome, caractérisée par un hyperandrogénisme, une résistance à l'insuline et une obésité, augmente significativement les risques de fausse couche précoce, de diabète gestationnel et de prééclampsie. On observe un changement de paradigme vers une prise en charge individualisée et multidisciplinaire. Les stratégies fondées sur des données probantes soulignent la supériorité du létrozole pour l'induction de l'ovulation, les bénéfices métaboliques de la metformine et la nécessité d'interventions nuancées sur le mode de vie plutôt que de simples programmes de perte de poids. De plus, les recherches émergentes sur les voies immunométaboliques, telles que l'interleukine-22, suggèrent de nouvelles pistes thérapeutiques. Cette revue conclut que la reconnaissance du SOPK comme une pathologie obstétricale à haut risque et l'intégration d'un dépistage métabolique précoce dans les soins courants sont essentielles pour améliorer les issues maternelles et néonatales.
References
- 1.Odunvbun, W. O., Ukoba, O., Isogun, J. K., & Ekoh, A. (2026). A systematic review of pregnancy outcomes and management in polycystic ovary syndrome. African Journal of Reproductive Health, 30(10). https://doi.org/10.29063/ajrh2026/v30i10.11
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