ethmoidal l sinus偄罄;洟羭;䀩缦;鵔罬
sphenoidal sinus ethmoidal sinus蝶筛窦
fracture of ethmoidal sinus筛窦骨折
middle ethmoidal sinus中筛窦
ostium of ethmoidal sinus筛骨口
posterior ethmoidal sinus后筛窦
Acute empyema ethmoidal sinus急性筛窦积液
scoop for ethmoidal sinus鼻筛窦刮匙
aperture of ethmoidal sinus筛窦开口