O99.8 - Other specified diseases and conditions complicating pregnancy, childbirth and the puerperium
O99.81 - Abnormal glucose complicating pregnancy, childbirth and the puerperium
Excludes 1:
-gestational diabetes O24.4-)
O99.810 - Abnormal glucose complicating pregnancy
O99.814 - Abnormal glucose complicating childbirth
O99.815 - Abnormal glucose complicating the puerperium