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目的：研究肺隔离症的ＣＴ表现及其临床应用价值。方法：报告经手术与病理证实的肺隔离症１４例，其中肺内型１３例，肺外型１例。全部病例均有Ｘ线资料，其中做支气管碘油造影３例，ＣＴ检查９例。结果：Ｘ线表现为肺内肿块４例，大片状阴影１０例，病灶内可见透光区者８例；ＣＴ主要表现为实质性团块和具有含气囊腔或液气平面的囊肿，发现异常动脉供血２例。结论：根据本病的临床与影像特征，术前易于做出正确诊断；ＣＴ在肺隔离症的各种影像检查方法中占有优势
Objective: To study the CT findings of pulmonary sequestration and its clinical value. Methods: 14 cases of pulmonary sequestration confirmed by surgery and pathology were reported, of which 13 cases were pulmonary type and 1 pulmonary type. All cases have X-ray data, including 3 cases of bronchogenic lipiodol, CT examination in 9 cases. Results: The X-ray showed pulmonary mass in 4 cases, large-sized shadow in 10 cases, and 8 cases of translucent area in the lesion. CT showed mainly solid mass and cyst with air-sac or liquid-gas plane, Abnormal artery blood supply in 2 cases. Conclusion: According to the clinical and imaging features of the disease, it is easy to make the correct diagnosis before surgery; CT has advantages in various imaging methods of pulmonary sequestration