The optic nerve was located in the anterior two-fifths part of upper two-thirds of sonse sphenoid sinus lateral wall and the internal carotid artery in its posterio...

• 将上述测量换算为相对数值时,视神经位于外侧壁上2/3前部的2/5处,颈内动脉位于外侧壁上2/3后部的1/2处。结论:气化程度不同的蝶窦,蝶窦腔内有或无显著性隆起的患者作相关结构的相对定位,为内镜手术提供指南。