成人较弥漫性支气管扩张症是严重威胁成人健康的疾病。CT尤其高分辨率CT(HRCT)已基本取代被认为是诊断本病金标准的支气管造影术。收集我院2006年7月至2008年12月20例成人较弥漫性支扩HRCT资料,以观察CT表现特点、探讨HRCT在诊断该症中的价值。1资料与方法1.1一般资料:20例患者 Adult diffuse bronchiectasis is a serious threat to adult health disease. CT, especially high-resolution CT (HRCT), has largely replaced bronchography, which is considered the gold standard for the diagnosis of this disease. The data of 20 patients with diffuse branch and extended HRCT from July 2006 to December 2008 in our hospital were collected to observe the CT features and explore the value of HRCT in the diagnosis of the disease. 1 Materials and Methods 1.1 General Information: 20 patients