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
A new born weighing 1000 g is born at gestational age of 30 weeks with respiratory distress within 1hr of bih. All of the following are the diagnostic possibilities EXCEPT?
assistant
The correct answer is  Bronchopulmonary dysplasia (BPD) -occurs in neonate of HMD who have been treated with O2 & mechanical ventilation It usually takes weeks to develop. So, BPD does not present within few hrs after bih.