PCOS has a new name. It’s about time
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If you or someone you love has spent years being told that painful, irregular, or just plain weird periods are “normal,” that acne and unwanted hair growth are a personal problem, and that the solution to all of it is a little pack of pills — congratulations, medicine is finally catching up to what you already knew.
This month, after more than a decade of advocacy and input from over 14,000 patients and health professionals, polycystic ovary syndrome officially got a new name: Polyendocrine Metabolic Ovarian Syndrome, or PMOS. One letter different. Entirely different implication. The old name blamed the ovaries. The new one correctly identifies this as a hormonal and metabolic condition — which, it turns out, is what it always was.
Coincidentally, many women diagnosed with PCOS don’t even have ovarian cysts. The name was wrong. The treatment approach that followed from it was incomplete. The World Health Organization estimates that 70% of people with the condition are currently undiagnosed, and many of those who were diagnosed were simply handed a birth control prescription and sent home.
We should probably be more surprised by this than we are. Female-specific conditions account for only 5% of biopharmaceutical research spending. To make matters worse, just 1% of that goes toward non-cancer conditions like menopause and infertility, according to data published in U.S. News & World Report. A population-wide, two-decade analysis found that women are diagnosed later than men for more than 700 diseases, by an average of four years. We literally make everyone, and yet medicine has largely treated male biology as the default. (If you live with a simmering rage about this fact, I see you, sister.) The renaming of PMOS is a small correction to a very long record of getting it wrong, but at least it’s a start.
What does PCOS’s new name mean?
The old name pointed fingers at the ovaries and at cysts. The new name points at the real culprit. “The previous name suggested that the root cause was ovarian cysts, but it was actually a metabolic and endocrine disorder,” says Dr. Tara Scott, MD, a board-certified OB/GYN and integrative medicine specialist. “The ovarian cysts were a result of disordered secretion of pituitary hormones.”
That distinction matters enormously in terms of how the condition gets treated. When doctors believed the ovaries were the problem, they suppressed them — usually with oral contraceptives. “It did not treat the metabolic abnormality,” Dr. Scott notes. “These cysts were even removed surgically, only to have a high rate of recurrence.” Women were being treated for a symptom while the actual dysfunction went unaddressed.
Why PCOS takes so long to diagnose
A recent Mira survey found that 1 in 4 women waited more than five years to receive a PCOS diagnosis, and 3 in 5 saw two or more doctors before getting answers. Nearly two-thirds initially assumed their symptoms were just PMS.
That delay is not a coincidence, and it’s not all the patient’s fault for not pushing harder. “As a traditionally trained OB/GYN, I can confirm that we are given very little education in how to treat irregular periods or any hormone issue with the exception of infertility,” Dr. Scott says. “Traditional providers are taught in algorithms — rule out any concerning pathology, and in the absence of that, treat the symptoms. That led to a delay in diagnosis because girls were just prescribed birth control pills.”
The World Health Organization estimates that 70% of people with this condition are currently undiagnosed. Seventy percent. Dr. Scott says closing that gap requires work on both ends which looks like better provider education and women who feel empowered to advocate for themselves. “Social media has done wonders in spreading awareness,” she says, “and since menopause and perimenopause are having their moment, there are more providers interested in helping women with hormonal issues.”
PMOS symptoms go beyond your period
One of the things the old name obscured was just how far-reaching this condition is. PMOS affects endocrine function, metabolism, cardiovascular health, skin, mental health, and reproduction. That’s the whole kit and caboodle, and until now it was treated simply as a gynecological inconvenience. Not surprisingly, the risks associated with it extend well beyond fertility concerns.
Dr. Scott lists the overlooked risks plainly: “Patients with PMOS are at increased risk for obstetric complications — preterm labor, pregnancy-induced hypertension, postpartum depression, and gestational diabetes — and also a lifetime risk of type 2 diabetes and metabolic syndrome, which puts them at a markedly increased risk of cardiovascular disease.”
The mental health piece is also worth understanding more deeply. PMOS causes lower levels of progesterone, and progesterone, Dr. Scott explains, acts as a natural antidepressant in the body. Its absence, or sharp drop, has real consequences for mood. If your symptoms are affecting your ability to function, especially alongside heavy periods, that’s worth investigating beyond a PMS diagnosis.
How PMOS symptoms change with age
PMOS doesn’t look the same at every age, which is part of why it gets missed. Teenagers may present with painful periods, acne, and excess hair growth. Women in their 30s are often more focused on irregular cycles and fertility challenges. And older women approaching perimenopause may notice heavier periods, weight changes, and mood shifts — symptoms that are easy to attribute to other things entirely.
For anyone who received a PCOS diagnosis years ago and was handed a birth control prescription and sent on their way, Dr. Scott wants you to know that there’s more you can do. “If she had not been given more than hormonal contraception, she could benefit from a better assessment of her metabolic dysfunction,” she says. “There is a lag in educating the traditional providers about this holistic approach.”
PMOS treatment: What actually works
Dr. Scott emphatically offers, “There are many other treatment options than hormonal contraception. We have had success improving prediabetes and insulin resistance in patients.” A more complete approach addresses metabolic dysfunction, inflammation, and the microbiome alongside hormones as opposed to just the symptoms that show up on the surface.
When it comes to finding care, she recommends looking beyond specialty labels. “I would encourage patients to find a provider — whether OB/GYN, family practice, internal medicine, or NP — who has done additional training specifically in hormone disorders for women.” The title matters less than the knowledge base.
And if you’ve been dismissed, brushed off, or told everything looks fine when you know it doesn’t? Dr. Scott’s advice is simple. “Trust your instincts and find a provider that has had additional training in hormone disorders.”
The name change won’t fix everything overnight. Researchers still don’t fully understand what causes PMOS (there are three competing theories involving the pituitary, the adrenal glands, and insulin) and the gap between what specialists know and what a woman hears at her annual appointment remains wide. But naming something accurately is a starting point. It’s harder to ignore a metabolic endocrine disorder than to dismiss a cyst problem that isn’t even really there.
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