结节病是一种病因不明的弥漫性肉芽肿,其诊断可根据临床、放射学、生物学、免疫学和组织学资料的综合。临床和放射学标准:①结节病是一种能侵犯任何器官的系统性疾病,然而好侵犯周围和纵隔淋巴结、肺、肝、脾、眼、腮腺和皮肤。纵隔肺部最常见,放射学表现为孤立的二侧纵隔淋巴结病;或为肺实质弥漫性浸润(网状小结,小结),单独的或 Sarcoidosis is a diffuse granulomatous disease of unknown etiology whose diagnosis can be based on a combination of clinical, radiological, biological, immunological, and histological data. Clinical and Radiological Criteria: sarcoidosis is a systemic disease that can invade any organ, but is a good predictor of peripheral and mediastinal lymph nodes, lungs, liver, spleen, eyes, parotid and skin. Mediastinal lung most common, radiological manifestations of isolated mediastinal lymph nodes on both sides; or diffuse infiltration of the lungs (mesh nodules, nodules), alone or