Progestogens linked to increased risk of meningioma

Summary: A French study published by The BMJ links prolonged use of certain progestogens to an increased risk of intracranial meningioma. The study, analyzing data from 18,061 women, found a 4.1-fold increased risk with medrogestone, 5.6-fold with medroxyprogesterone acetate, and 2.7-fold with promegestone. Urgent further research is needed to fully understand this risk. The study couldn't establish causation due to its observational nature.

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