肺内GGO征象,南大不一样的精彩解析!
肺内GGO
整理:胡庆良
随着低剂量螺旋CT的广泛应用,GGO的检出率大大增加。在随访的过程中,有些GGO的直径出现了增大,而有些则无明显的变化。早先的研究证实GGO的直径、吸烟史以及肺癌史是GGO增长的危险因素。然而,目前对于GGO的基因特征是否与GGO的增长有相关性仍不明确。
肺磨玻璃影(GGO,ground glass opacity)在胸部 CT 表现为密度轻度增高的云雾状淡薄影/圆形结节,样子像磨砂玻璃一样,所以叫磨玻璃影。
GGO 可以是弥漫性散在生长,也可以仅聚集在局部,看起来像一个小磨玻璃结节。一般而言,弥漫性生长的多数是良性病变,局灶性生长的容易不好。























































赞 (0)