图83 细胞纤维性结节(较大细胞纤维性结节):结节内较多煤尘沉积伴胶原纤维增生及小血管增生充血,可见多个小结节融合的迹象。(掘进工作20年)(H.E 染色)Fig.83 Cellular fibrous nodules: Several small cellular nodules show the tendency offusion, forming a...[继续阅读]

    肺脏位于胸腔,左、右肺分居纵隔两侧、膈肌之上。一般情况下,左肺由叶间裂(斜裂)分为上下两叶。右肺被斜裂和水平裂分为上中下三叶(图1)。图1 肺组织结构模式图气管与支气管是连接肺之间的管道,由软骨、肌肉、黏膜和结缔组织...[继续阅读]

    图105 融合型矽结节:由三个结节融合组成。结节内大量胶原沉积并发生玻璃样变性,可见部分煤尘沉积在结节内和结节外侧。(井下测量工作15年)(HE 染色)Fig.105 Confluent silicotic nodules: The confluent silicotic nodule is developed by three smaller nodul...[继续阅读]

    图156 淋巴结煤尘沉积:支气管旁淋巴结肿大、大量煤尘沉积伴纤维组织增生。淋巴结皮质、髓质结构尚清晰。(采煤、运煤20年)(H.E 染色)Fig.156 Lymph nodes with coal dust deposition: Abundant coal dust deposits and fibrous tissue in theenlarged peribronchial l...[继续阅读]

    Years of stimui that promote fibrous proliferation causes transformation of mucosal epithelial cells and interstitial fibroblasts into myofibroblastswith α-smooth muscle actin (α-SMA) expression,as a key step to facilitate the formation ofpulmonary fibros...[继续阅读]

    职业史男性,65岁,井下采煤及掘进工作17年。临床情况1963年 3 月,因患有肺结核病转入劳保待遇,于 1965年退休。1978年 12 月 26 日,因心肺功能不好,住院观察、治疗。病情严重,治疗无效而死亡。肺部尸检情况大体检查:两肺内黑色结节状...[继续阅读]

    On the cut surface of lungs,the black maculae are.similar as pleural maculae,but usually surrounded by a halo of centriacinar (focal) emphysemain a black cystic fashion (3mm-5mm in diameter),looking like sponge. Maculae are sharplydelimited from the surro...[继续阅读]

    图216 煤工尘肺“棒状小体”形成:肺泡腔与肺泡壁煤尘细胞聚集,多个“棒状小体”形成,伴肺泡上皮细胞增生。(掘进工作20年)(H.E 染色)Fig.216 “Rod-shaped” bodies of coal workers’ pneumoconiosis: High-power view illustration of rodshaped”bodies, a cons...[继续阅读]

    图116 弥漫性尘性间质纤维化:肺间质大量煤尘沉积伴纤维组织增生,并形成“伪足”向邻近肺组织伸延,伴小血管增生充血。(采煤工作24年)(H.E 染色)Fig.116 Diffuse coal interstitial fibrosis: Histologic appearance of pulmonary interstitial tissuewith abundan...[继续阅读]

    图168 淋巴结内融合型矽结节:多个矽结节融合成一个较大结节。大量煤尘沉积在淋巴结内,原有淋巴结结构被破坏。(井下测量工作15年)(H.E 染色)Fig.168 Confluent silicotic nodules in lymph node: Microscopic illustration of alarge area of silicotic nodule, cr...[继续阅读]