In this video, Dr. Smita Mishra, Paediatric Cardiologist, Associate Director - Jaypee Hospital, will explain about rheumatic heart disease. It is the throat infection by streptococcal bacteria which might lead to heart disease known as valvular heart disease. The valves become regurgitant or stenotic or both. A close follow-up is maintained for these patients. She will further talk on balloon mitral valvotomy. Penicillin prophylaxis is also checked in these patients.