Pre-existing type 2 diabetes mellitus, in pregnancy, childbirth and the puerperium

**Inclusion terms:** - Insulin-resistant diabetes mellitus in pregnancy, childbirth and the puerperium

**Use additional code:** - code (for): - from category E11 to further identify any manifestations - injectable non-insulin antidiabetic drugs (Z79.85) - long-term (current) use of insulin (Z79.4)