Pattern baldness in women usually occur during early teens and late middle age. Most women with pattern baldness have normal menstruation, normal fertility, and normal endocrine function, including correct levels of circulating androgens. Therefore, they would only need extensive hormonal testing when symptoms and signs of androgen excess become really visible.
Hair Loss: Dont Rule Out a Thyroid Condition
If you suffer from hair loss you might want to make sure that your problem is not caused by a thyroid condition.