小儿支气管肺炎是累及支气管壁和肺泡的炎症,为小儿时期最常见的肺炎,2岁以内儿童多发。一年四季均可发病,最常见病原体为细菌和病毒。其主要临床表现为咳嗽、气促、发热、肺部固定性的中、细湿性罗音[1]。因小儿呼吸道管腔狭窄、黏膜柔嫩、血管淋巴管丰富,而咳嗽反射及纤毛运动能力相对成人较差,肺炎时易出现咳嗽、咳痰困难、气促、呼吸困难、发 Pediatric bronchopneumonia is an inflammation involving the bronchial wall and alveoli, the most common pneumonia in infancy, with multiple attacks in children up to 2 years of age. Disease can occur throughout the year, the most common pathogens are bacteria and viruses. The main clinical manifestations of cough, shortness of breath, fever, lung fixed in the fine wet rales [1]. Pediatric respiratory tract stenosis, mucocutaneous soft, rich in vascular lymphatic vessels, and cough reflexes and ciliary movement relative adult poor, prone to cough during pneumonia, sputum dyspnea, shortness of breath, dyspnea, hair