O29.1 - Cardiac complications of anesthesia during pregnancy
O29.11 - Cardiac arrest due to anesthesia during pregnancy
O29.111 - Cardiac arrest due to anesthesia during pregnancy, first trimester
O29.112 - Cardiac arrest due to anesthesia during pregnancy, second trimester
O29.113 - Cardiac arrest due to anesthesia during pregnancy, third trimester
O29.119 - Cardiac arrest due to anesthesia during pregnancy, unspecified trimester