小叶间隔纤维化的特征性改变为轮廓不规则增厚及显著的肺结构改变。
Septal thickening associated with fibrosis is characteristically irregular in contour and associated with distortion of lung architecture.
结果：6例患者CT和HRCT清晰地显示小结节、肺气肿、小叶间隔增厚、纤维化、块状影及其它病变。
Results: The features including nodules, thickening of interlobular septum, emphysema, diffuse fibrosis, mass shadows and other lesions were showed on CT and HRCT imaging in 6 cases .
组织病理学上规则型小叶间隔线主要表现为小叶间隔水肿（10／10）、小叶间隔内炎性渗出（8／10）和局限于小叶间隔内的纤维化（9／10）；
On the basis of gross pathology and histologic section, regular type of thickened interlobular septa was composed of edema( 10/10) , inflammation ( 8/10) , slight fibrosis( 9/10).
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