The distances between lateral crura of alar cartilage and alar margin, between septal cartilage and nasal tip point, between septal cartilage and subnasale were measured.

• 同时测量鼻翼软骨外脚距鼻翼缘的距离 ,鼻中隔软骨前端距鼻尖点和鼻中隔软骨下缘距鼻下点的距离。