１患者，女，６０岁。咳嗽、胸痛、痰血２月余，胸片显示右肺下叶片状致密影，疑肺癌行纤支镜检查。术前常规用２％利多卡因喷雾咽粘膜麻醉，麻黄素滴鼻，１％的卡因２ｍｌ环甲膜穿刺后，纤支镜经鼻顺利进入气管、支气管。镜下见右下叶开口处一菜花样肿物，即用鼠咬活检钳... 1 patient, female, 60 years old. Cough, chest pain, sputum blood more than 2 months, the chest film shows the right lobe of dense leaf-shaped shadow, suspected bronchoscopy lung cancer. Preoperative routine 2% lidocaine spray pharyngeal mucosal anesthesia, ephedrine intranasal, 1% of the caffeine 2ml annular puncture, bronchoscopic nasal smooth access to the trachea, bronchus. Microscope to see the right lower lobe openings cauliflower tumor, that is, with a rat bite biopsy forceps ...