PCOS Has Been Renamed PMOS — Here's What It Means for Your Fertility | Mitra Fertility & Beyond
If you have PCOS — or think you might — there is news you need to know about. Yesterday, 12 May 2026, one of the most widely-used diagnoses in women's health was officially renamed. In a landmark paper published in The Lancet , leading clinicians and patient organisations from around the world announced that Polycystic Ovary Syndrome (PCOS) will now be called Polyendocrine Metabolic Ovarian Syndrome — PMOS . One letter changed. But the reasons behind it matter enormously — especially for women who are trying to conceive. This article explains what changed, why it changed, and most importantly, what it means for you if you're on a fertility journey. Why was PCOS renamed? The name "Polycystic Ovary Syndrome" has frustrated doctors and patients for decades — and for good reason. It describes the condition by one feature visible on ultrasound: the appearance of multiple small follicles on the ovaries that resemble cysts. The problem is that this name is misleadi...