O29.1 - Cardiac complications of anesthesia during pregnancy
O29.12 - Cardiac failure due to anesthesia during pregnancy
O29.121 - Cardiac failure due to anesthesia during pregnancy, first trimester
O29.122 - Cardiac failure due to anesthesia during pregnancy, second trimester
O29.123 - Cardiac failure due to anesthesia during pregnancy, third trimester
O29.129 - Cardiac failure due to anesthesia during pregnancy, unspecified trimester