O29.0 - Pulmonary complications of anesthesia during pregnancy
O29.09 - Other pulmonary complications of anesthesia during pregnancy
O29.091 - Other pulmonary complications of anesthesia during pregnancy, first trimester
O29.092 - Other pulmonary complications of anesthesia during pregnancy, second trimester
O29.093 - Other pulmonary complications of anesthesia during pregnancy, third trimester
O29.099 - Other pulmonary complications of anesthesia during pregnancy, unspecified trimester