The nodules on the bronchial membrane were found in 3 cases by bronchoscopy,TBLB was positive in 4 cases,TBB was positive in 2 cases,SACE values(12 cases) were abnormal in 11 cases. PPD test was positive in 12 cases,3 cases negative.

• 支气管镜检查发现3例有小结节，TBLB检查4例阳性，TBB检查2例阳性，SACE检测（12例）11例高于正常，结核菌素试验12例阴性，3例阳性。