病灶边缘以分叶征、星芒状毛刺、界面锯齿征为主要特征；
Lobulation, long and stiff spiculation and sawtooth interface were imaging characteristic in their margin.
结论肺腺癌出现深分叶征、棘突征，强化显著时，其恶性度更大。
Results PCNA expression of lung adenocarcinomas correlated with the degree of differentiation of the tumor c…
而肿块大小、分叶征及胸膜凹陷征在两组之间的出现率无明显差异（P＞ 0 ．05） 。
There were no significant difference of the incidence of lobulated sign and pleural indentation sign and the size of the mass between two groups(P>0.05).
结果典型结节并具有深分叶征，毛刺征，小泡征，含气支气管征，胸膜凹陷征，血管集束征对恶性结节的诊断具有较高价值。
Results Typical nodules with deep lobulated sign, spiculated sign, vacuole sign, air bronchogram, pleural indentation, and vessel convergence has great value in the diagnosis of malignant SPN.
结果周围型肺癌主要表现为肿块分叶、边缘毛刺、胸膜凹陷及空泡征；
Results Peripheral lung carcinoma mainly showed a mass with lobulated shape, spicules of margin, pleural indentation and vacuole sign.
结果周围型肺癌主要表现为肿块分叶、边缘毛刺、胸膜凹陷及空泡征；
Results Peripheral lung carcinoma mainly showed a mass with lobulated shape, spicules of margin, pleural indentation and vacuole sign.
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