The expression of CEA was related with the differentiation of ESC,the expression of CD44v6 related with pathological stage,lymph node metastasis and prognosis.

• CEA在高、中分化组ESC组织中的表达显著高于低分化组 (P <0 0 5 )。 CD4 4v6的表达与ESC的浸润范围、临床分期、淋巴结转移及预后有关 (P <0 0 5 )。