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Spectrum of Congenital Heart Diseases in a Tertiary Care Centre, Mysuru, Karnataka

Background: Congenital heart disease (CHD) is one of the common congenital lesions and the most 
common cause of heart disease in children. According to the World Health Organization, the incidence of 
CHD in India is 15% of all the cardiovascular disease. 
Objective: To know the spectrum of congenital heart disease in a hospital set up. 
Methods: A hospital based prospective study was carried out over a period of 16 months (Jan 2018– April 
2019). All children below 14 years of age who were admitted with CHD confirmed by echocardiographic 
study were included in the study. Detailed history was collected. The age, sex, clinical presentation and 
echocardiographic findings were documented in a predesigned proforma. 
Results: The total number CHD diagnosed were 113 and were more common among males (59.3%). The 
commonest type of acyanotic CHD in our study was atrial septal defect (ASD) (31.8%) and cyanotic CHD 
was tetralogy of Fallot (7.9%). The major clinical findings were the detection of tachpnoea (54.2%) followed 
by murmur(38.4%) , tachycardia (33.9%) . 
Conclusions: Most CHD were diagnosed in infancy with tachypnea being the most common presentation 
with 73.5% of CHD were acyanotic CHD.