At first,these cases were misdiagnosed as plasmacytoma,lymphma,squamos cell carcinoma,leiomyosarcoma and adnocarcinoma.At last,c...

• 初诊分别误诊为浆细胞瘤、淋巴瘤、垂体瘤、鳞癌、平滑肌肉瘤、腺癌,后经免疫组化染色确诊。