儿童塑型性支气管炎的临床特征及鉴别诊断

Clinical manifestations and differential diagnosis of plastic bronchitis in children

塑型性支气管炎(PB)是指内生性异物局部或广泛性堵塞支气管,导致部分或全部通气功能障碍的一种疾病。PB临床表现不具有特异性,常表现为咳嗽、进行性呼吸困难和难以改善的低氧血症;而经支气管镜取出塑型物后,呼吸困难及低氧血症可迅速缓解。现重点阐述PB的临床特征及鉴别诊断,旨在提高临床医师对该病的诊断水平。

Plastic Bronchitis(PB)is a condition characterized by formation of plugs or casts in the tracheobronchial tree,which can induce partial or complete airway obstruction and ventilatory dysfunction.The clinical manifestations are nonspecific,usually including cough,progressive dyspnea and refractory hypoxemia.However,dyspnea and hypoxemia can be quickly improved by removing branching casts with bronchoscopy.Now,the the clinical features and differential diagnosis of PB are described in this article,in order to improve the diagnosis of the disease.