What’s wrong with a 42 year old who gets his period once every two months?

Forty-two years old menstruation once every two months may be perimenopausal syndrome, may also be polycystic ovary syndrome, hyperthyroidism and other diseases.
1. perimenopausal syndrome: perimenopausal period is a period of time before women’s menopause, mostly considered to be a normal transition period, mainly related to the decline in hormone levels in the body, because of the decrease in ovarian function will change the menstruation, so forty-two year old women will appear menstruation once every two months, and also have hot flashes, dizziness and other symptoms.
2. Polycystic Ovary Syndrome (PCOS): The cause of this disease is still unclear, but studies have shown that it is mainly related to environmental and genetic factors. The main symptom of polycystic ovary syndrome is irregular menstruation, which can be manifested as bimonthly menstruation, as well as hairiness, acne, hair loss and other symptoms.
3. Hyperthyroidism: This disease is caused by active thyroid function and excessive secretion of thyroid hormones, which may be related to thyroid nodules, intake of large amounts of iodine-containing foods, genetics and other factors. Some female patients may have abnormal changes in the menstrual cycle, which usually manifests itself as a prolonged menstrual cycle, so the phenomenon of once in two months exists.
There are many causes of forty-two years old once every two months, you need to visit the hospital to clarify the specific causes.