巨大筛甲气房一例谭士善筛甲气房为筛窦发育中的一种变异。巨大筛甲气房临床上罕见，极易造成误诊。我科遇１例，报道如下。患者，女，４８岁，因右侧鼻塞伴头昏头痛１５年，于１９９４年１０月来我科就诊入院。患者自１５年前起因发生鼻塞逐渐加重多次就诊，先后诊断为慢... A huge case of atrial gas room Tan Shushan sieve room is a variation of ethmoid sinus development. A huge sieve atrium clinically rare, easily misdiagnosed. My case of a case, reported as follows. Patient, female, 48 years old, suffering from dizziness and headache due to the right side of the nasal obstruction for 15 years, in October 1994 to our department hospital. Patients from 15 years ago due to nasal congestion gradually increased multiple visits, has diagnosed as slow ...