Fig 1 Chest X-ray film showed there was a mass shadow with alike density and clear border in the right upper lobe near to hilus of lung,and the right hilum pulmonisenlarged.

• 标题： 图1胸部X线片示右肺上叶近肺门区可见块状影,密度均匀,边界尚清,右肺门结构增大。