慢性非特异性肺疾患和支气管哮喘患者支气管内容物检查对疾病诊断和预后的判断有很大的临床价值。慢性支气管炎的痰呈脓性,嗜中性白细胞增多并可发现变性的嗜中性白细胞。急性肺炎,若此种细胞增多,提示可能形成脓肿;若正常的嗜中性白细胞重新出现或增多则提示病情有治愈倾向。卡他性支气管内膜炎时,常常存在少量正常的嗜中性白细胞;而卡 Bronchial contents of patients with chronic nonspecific lung disease and bronchial asthma have great clinical value in the judgment of disease diagnosis and prognosis. Chronic bronchitis sputum was purulent, neutrophilic neutrophils can be found and degeneration of neutrophils. Acute pneumonia, if such cells increase, suggesting the possibility of an abscess; if the normal neutrophils reappearance or increase is prompted to have a tendency to cure. Catarrhal endobronchitis, there is often a small amount of normal neutrophils; and card