Abstract
Bronchopulmonary dysplasia(BPD)is the most common chronic respiratory disease in premature and low birth weight infants, characterized by alveolar and pulmonary vascular dysplasia.This article reviews the factors related to the pathogenesis of BPD, with the aim of providing new ideas for the research of pathogenesis of BPD and its prevention and treatment.Among them, immature lung development, acute lung injury, and abnormal repair after injury are the key links of BPD.Other influencing factors include oxygen poisoning, barotrauma, infection, lack of nutritional support, patent ductus arteriosus, blood transfusion, gastroesophageal reflux, pulmonary interstitial edema, abnormal coagulation function, cholestasis and so on. Key words: Bronchopulmonary dysplasia; Pathogenesis; Lung development; Lung tissue repair; Preterm infant
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