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患者女性,64岁。干咳3天,查体发现右肺下叶占位1天入院。胸片示右肺下叶有一大小8.2 cm×8.3 cm类圆形肿块,边界光滑清楚,密度均匀,无明确分叶。胸部CT于右肺下叶见一直径8 cm类圆形混杂软组织密度肿块(图1),CT值为30~44 HU,边界清晰光整,相邻肺纹理呈受压改变;增强扫描肿块呈渐进不均匀强化,CT值最高为40~70 HU,余肺野内未见异常密度影,双肺门不大,双侧胸膜未
Patient female, 64 years old. Dry cough 3 days, physical examination found that the right lower lobe occupying 1 day admission. Chest radiograph showed a right lower lobe of a large, 8.2 cm × 8.3 cm round mass with smooth and well-defined boundaries and uniform density with no clear lobulation. Chest CT in the right lower lobe to see a diameter of 8 cm in diameter class of cirrhotic soft tissue density mass (Figure 1), CT value of 30 ~ 44 HU, the boundary clear and smooth, adjacent lungs under pressure was changed; enhanced mass was Progressive inhomogeneous enhancement, CT value of the highest 40 ~ 70 HU, more than the lung field no abnormal density shadow, double hilar is not large, bilateral pleural