[The pathologic basis of egg-shell calcification of hilar and peritracheo-bronchial lymph nodes in silicosis].
D001980:Bronchi; D002114:Calcinosis / Q000000981:diagnostic imaging / Q000473:pathology*; D006801:Humans; D008168:Lung / Q000000981:diagnostic imaging / Q000473:pathology*; D008198:Lymph Nodes / Q000000981:diagnostic imaging / Q000473:pathology*; D008297:Male; D011859:Radiography; D012829:Silicosis / Q000000981:diagnostic imaging / Q000473:pathology*; D014132:Trachea