Background: Congenital diaphragmatic hernia (CDH) is one of the rare types of malformations in the new born. The estimated incidences of CDH is 1 in 2000 to 5000 live births. 

Methods: This study was conducted on 1000 fetuses obtained from the Department of Obstetrics and Gynecology, Government Medical College and Hospital, Chandigarh. The autopsies were done in the Department of Anatomy, GMCH Chandigarh. 

Results: In our present study, the incidence of CDH was 1.6 % (out of 1000 fetuses, 16 fetuses had CDH) among all the cases. The left-sided defect was seen in 75% of the cases, right sided in 12.5% of cases and bilateral and central tendon defect in 1% of the cases. Associated anomalies were noted in each case. 

Conclusion: Prenatal diagnosis of CDH is important to detect and avoid further complications in life.