Abstract
Based on data given by case-control and cohort studies the relationships between current and past IUD use, duration of IUD use and the type of IUD were evaluated to determine the risk of ectopic pregnancy among IUD users. The results of this review indicate that current and past IUD users do not have an increased risk of ectopic pregnancy. No relationship was found between the duration of IUD use, for either current or past IUD users, and the risk of ectopic pregnancy. Pooled data from clinical studies of different types of IUD showed that the lowest risk of ectopic pregnancy was for users of copper-bearing IUDs, and the highest risk was for users of progesterone-releasing IUDs. Further research is needed to evaluate the ectopic pregnancy risks to past IUD users, especially in view of recent studies which have shown that these women may be at a higher risk of infertility.
Résumé
A partir de données obtenues par contrôle de cas individuels et études de cohortes, on a évalué les rapports entre ĺemploi actuel et passé des stérilets, la durée d'emploi et le type des stérilets utilisés dans le but de cerner les risques de grossesse extra-utérine chez les utilisatrices de stérilets. Les résultats de ces études indiquent que le risque de grossesse extra-utérine ńaugmente pas chez les femmes ayant utilisé ou utilisant un stérilet. II ńa été découvert aucun rapport entre la durée d'emploi du stérilet-actuel ou passé-et les risques de grossesse extra-utérine. Les données regroupées en provenance d'études clinques portant sur divers types de stérilet ont révélé que le risque de grossesse extra-utérine était moindre chez les utilisatrices de stérilets contenant du cuivre, et était le plus élevé chez les femmes portant des stérilets à dégagement de progestérone. II faudra procéder à des recherches plus approfondies afin d'évaluer le degré de risque de grossesse extra-utérine chez les femmes ayant utilisé des stérilets dans le passé, d'autant plus que des études récentes ont révélé que ces femmes pourraient éventuellement courir un risque accru de stérilité.
Resumen
Basado en datos proporcionados por estudios de casos-controlados y de cohortes se evaluaron las relaciones entre el uso presente y pasado de DIU, la duración de uso, y el tipo de DIU, a fin de determinar el riesgo de embarazo ectópico entre las portadoras de DIU. El resultado de esta revisión indica que las usantes pasadas y presentes de DIU no tienen un riesgo aumentado de embarazo ectópico. No se observó ninguna relación entre la duración de uso de DIU, el uso presente o pasado de DIU y el riesgo de embarazo ectópico. Datos agrupados de estudios clínicos de diferentes tipos de DIU mostraron que el más bajo riesgo de embarazo ectópico fue para los DIU con cobre y que el más alto riesgo para los DIU liberadores de progesterona. Más investigación es necesaria para evaluar los riesgos de embarazo ectópico en usuarias antiguas de DIU, especialmente, desde que estudios recientes han demostrado que estas mujeres podrían sufrir un más alto riesgo de infertilidad.
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Edelman, D.A., Porter, C.W. The intrauterine device and ectopic pregnancy. Adv Contracept 2, 55–63 (1986). https://doi.org/10.1007/BF01849297
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DOI: https://doi.org/10.1007/BF01849297