Any cardiac surgery. User must at least enter "Day of life X: Minimal description of surgery." for each surgical intervention. | | --- | --- | none or minor | including ligation of preauricular tag, abscess drainage ..... | other major | examples: herniotomy, closure of gastroschisis, omphalocele, myelomeningocele or diphragmatic hernia, correction of esophageal, duodenal or anal atresia, ventriculo-atrial shunt..... |