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患者男,21岁。无明显诱因出现前胸部疼痛不适感半月余。当地医院胸片及CT检查示纵隔占位。遂来院就诊。患者一般情况尚可,专科查体无异常发现。CT:左前纵隔主动脉弓旁可见一类圆形软组织肿块,约2.1 cm×3.5 cm×4.0 cm大小,边缘光滑,内侧缘与纵隔宽基底相连,分界欠清,其密度尚均匀,内部可见散在斑点状钙化影,平扫CT值约为37HU,增强呈较均匀明显强化,CT值约为72 HU(图1~4);纵隔及肺门未见肿大淋巴结,心脏、大血管及胸膜等无特殊。请分析病变性质。答案见第156页。读片窗答案安东立,全昌斌*,李红
Patient male, 21 years old. There is no obvious incentive chest pain before discomfort more than half a month. Local hospital chest radiography and CT examination showed mediastinal space. Then come to hospital. The general situation of patients is acceptable, no abnormal findings in specialist examination. CT: There is a group of round soft tissue mass beside the left anterior mediastinum aortic arch, with a size of about 2.1 cm × 3.5 cm × 4.0 cm with a smooth margin. The medial margin is connected to the mediastinum wide base with less clear boundary and uniform density. Calcification, CT scan value of about 37HU, enhanced significantly more uniform enhancement, CT value of about 72 HU (Figure 1-4); mediastinum and hilar no lymph nodes, heart, blood vessels and pleura no special . Please analyze the nature of the disease. See page 156 for answers. Reading window answer Anton, Quan Changbin *, Li Hong