Nearly one in four women are diagnosed with Polycystic Ovarian Syndrome (PCOS). But how many of those diagnoses are accurate? We often treat women who have been walking around with a PCOS diagnosis when it’s been given based on ultrasound only, and in circumstances where polycystic ovaries would be expected to be seen (like post pill use, or in teenage girls). If you’ve been diagnosed with PCOS or know someone who has, make sure they read this.