A postmenopausal endometrial thickness of 6mm is usually an abnormal body condition. Normally, the thickness of the endometrium on ultrasound in a post-menopausal woman should not exceed 5mm, but a result of 6mm may indicate an abnormal body condition. As the endometrium will gradually shrink after menopause, its thickness will also change, but should not exceed 5mm. it is recommended that the patient should undergo more detailed examination, such as hysteroscopy, segmental diagnostic scraping, etc., in time when the result appears. Screening the body for the presence of diseases that cause endometrial thickening, such as endometrial polyps and endometrial cancer. In case of postmenopausal endometrial thickness of 6mm results, it is recommended to consult a doctor in time to clarify the cause of the disease with the help of the doctor and carry out targeted treatment or therapy.