Speaker A: What seems to be the problem with the blouse, miss Speaker B:_____

A．How do you know I have a problem with the blouse

B．No, thank you. There is nothing wrong with the blouse.

C．I was not careful and spilled some coffee on it.

D．Well, look what happened the first time I washed it. The color changed completely.

患者女，46岁，因“体检发现右肺一直径3cm孤立、边界清楚的肿物”来诊。CT：伴有明显的对比增强。术中见实性、黄褐色、无包膜结节，有出血灶。镜下：多数为 * * 状，其表面由立方状细胞覆盖， * * 内有圆形、多角形细胞充填，细胞温和，无核分裂象。

最可能的诊断是（）。

A. * * 状腺瘤

B.肺透明细胞肿瘤

C.类癌

D. * * 状腺癌

E.硬化性血管瘤