Other causes could be polycystic ovarian syndrome, diseases of pituitary gland, hormonal imbalance of estrogen and
uterine abnormalities like fibroid and
cervical dysplasia. Your doctor may consider tests like pregnancy tests, blood sugar levels, thyroid function test, prolactin, follicle-stimulating hormone (FSA), estrogen, and testosterone. Imaging studies, such as ultrasound, X-ray, and CT scan may also be recommended in certain individuals.