尸检及病理的改变,证实了金属铝尘有一定的致纤维化作用。主要病理改变为铝尘广泛的沉积,初期肺内形成不同程度的尘细胞灶,而后出现以肺间质弥漫性损害为主的改变和尘灶纤维化, Autopsy and pathological changes confirmed that the metal aluminum dust has a certain cause of fibrosis. The main pathological changes for the extensive deposition of aluminum dust, the initial formation of different degrees of dust within the lung lung focus, and then to the diffuse lung interstitial lesions and changes in the main focus of fibrosis,