Conclusion:Patients with special pneumohemothorax caused by pulmonary bulla ruptured sho...

肺大疱破裂所致自发性血气胸应早期手术治疗。

There were statistical differences between the adult group and the pediatric group in ethmoid bulla hypertrophy and middle nasal concha etherealization.

筛泡肥大中鼻甲气化的出现率在成未成差异有统计学义。

Performation of surgical procedures anterior to ethmoid bulla can avoid risks of the other models, therefore, endoscopic frontal sinusotomy in the route anterior to ethmoid bulla is a safe model.

结论通过鼻内镜对额及周围解剖结构的观察，认为星状裂作为恒定的解剖标志是识别额的关键区域。筛泡前径路是鼻内镜下额放的安全入路，能避免其他径路存在的某些风险。