system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Large PDA (Patent ductus aeriosus) leads to?
assistant
The correct answer is  Ans. is 'd' i.e., All of above o Endocardial valvulitis (infective endocarditis), CHF and Eisenmenger syndrome, all can develop in PDA.