O88.0Non-Billable (Header)Obstetric air embolismChild CodesO88.01Obstetric air embolism in pregnancyO88.02Air embolism in childbirthO88.03Air embolism in the puerperiumCode Hierarchy└O88Obstetric embolism└O88.0Obstetric air embolism└O88.0Obstetric air embolism