Results Of all the 31 cases presented mediastinal adenopathy.There were 22 cases co-existed with hilar adenopathy(19 cases with bilateral hilar adenopathy)and pulmonary abnormality;

• 结果全部病例均表现为纵隔淋巴结增大,其中22例合并肺门淋巴结增大(双肺门对称性淋巴结增大19例)和肺部改变,6例仅合并肺门淋巴结增大(双肺门对称性淋巴结增大5例),3例仅合并肺部改变。