In 80 patients with predominant pulmonary interstitial diseases , thickened BVB with coarse margin or distortion were common in patients with pulmonary fibrosis .
在80例以肺间质为主的病变中,支气管血管束增粗、边缘毛糙、扭曲变形主要见于慢性支气管炎合并间质纤维化及胶原病肺纤维化;