Results (1)Most of intrapulmonary lesions located in superior lobe apicoposterior segment and lower lobe dorsal segment, superior lobe anterior segment and lower lobe basal segment.
结果（1 ）肺内病变主要分布于上叶尖后段及下叶背段，其次为上叶前段和下叶各基底段。
2
Results in control group, PSS could be seen in 144 segments, especially at basal and apical segment of ventricular septum, anterior wall.
结果正常组的生理性PSS多位于室间隔、前壁的基底、心尖段。
3
Results: (1) Most of the anterior ethmoidal artery passed through the roof of the ethmoidal cell in front of the basal lamella (66.6%) or the basal lamella itself (26.7%).