Journal of Research in Medical Sciences1735-1995642001120134473447ENPediatric Department, Shahid Rgaee Hospital, Iran Uni. of Medical Sciences and Health Services, Tehran, Iran2001120120090411ntroduction: Post operative care in newborn and infants are different from other ages. Methods: A retrospective study performed in 140 patient during one year period (1998). The selected patients were under 2 years old. Results: Data from our study showed 54 percent of the operations was palliative and 46 percent of them was corrective type. Cardiac side effect of poeration was 39 percent and bronchopulmonary 29 percent. The Mortality rate in our study was 15.7 percent that 45 percent of them due to cardiac etiology. Mortality rate of infants was twice of the other ages. Discussion: Because the cardiac factors was the most important, post operative care should be performed.http://jrms.mui.ac.ir/index.php/jrms/article/view/3447