At present, the domestic novel coronavirus pneumonia epidemic situation has improved significantly, but the global situation is not optimistic. Imported cases appear from time to time, so some more cautious expectant mothers are still hesitant about whether to go to the hospital for prenatal check-ups. Chen Baoyan, deputy chief physician of the Obstetrics Department of the First Affiliated Hospital of Guangzhou University of Chinese Medicine, reminded that these important examination items should not be missed. 1. If you have just become pregnant during this special period, and it has been more than 42-45 days after menopause starting from the first day of the last menstrual period, go to the hospital for a B-ultrasound to determine whether there is an intrauterine pregnancy, and if necessary, do three pregnancy tests, thyroid function,