Diagnosis Diabetes mellitus complicating pregnancy Already diagnosed or easy to be diagnosed GDM 1. History Family history of DM, urine glucose repeatedly (+) recurrent abortion or fetal death, candidal vaginitis((假丝酵母菌阴道炎)Diagnosis • Diabetes mellitus complicating pregnancy Already diagnosed or easy to be diagnosed • GDM 1. History Family history of DM, urine glucose repeatedly (+), recurrent abortion or fetal death, candidal vaginitis(假丝酵母菌阴道炎)