Pediatric cardiology is a medical specialty that focuses on diagnosing and treating heart conditions in infants, children, and adolescents. It covers a wide range of heart-related issues, including congenital heart defects, arrhythmias, heart murmurs, and acquired heart diseases like rheumatic heart disease and Kawasaki disease. Early detection is crucial, often starting with symptoms such as cyanosis, fatigue, poor feeding, or difficulty breathing. Diagnosis involves tests like echocardiograms, electrocardiograms (ECG), and cardiac MRI. Treatment may include medication, catheter-based procedures, or surgery, depending on the condition. Pediatric cardiologists work closely with surgeons and other specialists to provide comprehensive care. Ongoing follow-up is essential for monitoring heart health and development. Advances in medical technology have significantly improved outcomes and quality of life for children with heart diseases.