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Secondary & Teens (13–18) Published 2026-10-23 · 3 min read

First gynaecologist visit at 13 to 15: what a doctor says about teen periods, PCOS and endometriosis

Key Takeaways

1

Dr Harvard Lin recommends a first gynaecologist visit between ages 13 and 15, usually a general check and conversation rather than a pelvic exam.

2

Among teenage girls with persistent pelvic pain, 25% to 38.3% have endometriosis, yet a correct diagnosis takes an average of 10 years and at least seven healthcare visits.

3

A Singapore study found women first feel endometriosis pain at an average age of 20 but often are not diagnosed until 28.

A 2024 meta-analysis in the European Journal of Endocrinology found PCOS prevalence of 11.4% in the Southeast Asian region, the highest of any region studied.

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When should a girl first see a gynaecologist, and why do so many Asian families wait? This article from theAsianparent is an expert interview, not a single new study. Dr Harvard Lin, a consultant obstetrician, gynaecologist and urogynaecologist at the Asian Obstetrics & Gynaecology Centre (AOGC), answers the question and cites published research.

He says parents often delay because of cultural taboos, an assumption that period pain is normal, or a belief that gynaecological care is only for married women. The sample sizes of the studies he cites are mostly not given.

A first visit at 13 to 15 is mostly a chat

Dr Lin says a girl's first visit should happen between ages 13 and 15. It usually involves a general health check and a casual conversation about puberty and development, not a pelvic exam (an internal examination). An earlier visit is needed if she has specific health issues, though the source does not list them here.

Routine pelvic exams are not recommended for newly menstruating girls, and are usually not needed until 21 unless there is pelvic pain or abnormal bleeding. Annual visits are still recommended to talk through reproductive health questions. For routine check-ups with no problems, regular visits should begin by age 20.

Why teen period problems get missed

PCOS (polycystic ovary syndrome, a hormone condition) affects 3% to 11% of teenagers. A 2024 meta-analysis (a study pooling many studies) in the European Journal of Endocrinology found a global prevalence of 9.8% based on self-report. The Southeast Asian region had the highest at 11.4%. Teens aged 15 to 19 had the highest incidence rates worldwide. PCOS is hard to diagnose in teenagers because irregular periods and acne can overlap with normal puberty, and adult diagnostic criteria are considered unsuitable for them. Research on teen criteria is ongoing.

Endometriosis (tissue similar to the womb lining growing elsewhere, often causing pain) was found in 11.6% of women aged 15 to 49 in a 2023 Lancet meta-analysis. Up to two-thirds of patients report symptoms starting in adolescence. Among teenage girls with persistent pelvic pain, 25% to 38.3% have it.

Singapore data are cited too. One study found women first feel endometriosis pain at an average age of 20, yet many are not diagnosed until 28. Another found patients as young as 14 diagnosed by laparoscopy (keyhole surgery used to look inside). Globally, a correct diagnosis takes an average of 10 years and at least seven visits to a healthcare practitioner. A key reason is that painful symptoms are underestimated and seen as normal in young women.

Tracking cycles can make talking about periods normal

Dr Lin says doctors should ask about the menstrual cycle at every preventive care visit once periods begin. Girls should be encouraged to track their cycles, including with smartphone apps, and parents play a key role in making this a normal health habit.

Some limits apply. The PCOS regional figure is based on self-report. The Singapore figures come from studies the article does not name or describe. The source also lists misconceptions, conversation tips and long-term consequences, but the details were not included in the text provided, so they are not covered here.

What to do with these findings

  1. Book a first gynaecologist visit when your daughter is 13 to 15, and expect a conversation rather than a pelvic exam.
  2. Do not dismiss persistent pelvic pain as normal, since 25% to 38.3% of teens with it have endometriosis.
  3. Help her track her cycle, including on a phone app, so she has a record to share at visits.

More research for parents of teenagers

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