ppt课件
8
• 脱屑性间质性肺炎是主要的病理特征为肺泡 内巨噬细胞相对统一的模式。大多数患者是 吸烟者，它很可能是一种对香烟烟雾的反应。 组织学特征是相似的呼吸性细支气管炎间质 性肺疾病（条件只看到吸烟者），弥漫性间 质性肺疾病和呼吸性细支气管中心性分布有 一个主要的典型特征是HRCT上肺内磨玻 璃密度影。网状结构是罕见的。
CT SIGNS AND PATTERNS OF LUNG DISEASE
肺部疾病的CT征象与模式
ppt课件
1
• A "sign" on CT scanning of the lung refers to a radiologic finding that suggests a specific disease process. Understanding the meaning of a sign implies an understanding of the findings on the CT scan. Knowing the name of the sign is not as important as recognizing the radiologic findings, and understanding the meaning of the findings, but is useful when communicating with clinicians and radiologists who may use the term. A CT "pattern" refers to a nonspecific finding or collection of findings suggesting one or more specific disease processes. This article reviewssome of the more common and useful CTsigns and patterns of focal and diffuse lung disease
