Results Main symptoms were as follows: cough in 75 cases, fever in 27, haemoptysis in 24, pleural pain in 18, dyspnea in 11, weight loss in 7, etc.

• 结果90例中主要症状包括：咳嗽75例，发热27例，咯血24例，胸痛18例，气促11例，消瘦7例。