Those who have delayed menstruation should first check whether they are pregnant or not, they can go to the hospital to check blood HCG, the cost is about 100 RMB, if pregnancy is ruled out, they need to check ultrasound and sex hormone six, the cost is 120~150 RMB and 200~300 RMB respectively, and the specific charges are also different from hospital to hospital. The menstrual cycle usually lasts for about 1 month, and a delay of more than a week in the menstrual cycle is usually considered as delayed menstruation. When menstruation is delayed in women who are sexually active, the first consideration is whether or not they are pregnant, and blood HCG levels are checked. If you are not sexually active or if pregnancy is ruled out, you can have an ultrasound examination of the uterus and its adnexa and a sex hormone test to determine the cause of delayed menstruation. If delayed menstruation occurs, it is recommended to go to the hospital in time for examination, to clarify the cause of the disease and to treat the symptoms.