(来学网)早期食管癌的X线表现是
  • A.
    (来学网)贲门部呈光滑鸟嘴状狭窄
  • B.
    (来学网)长的不规则线状狭窄
  • C.
    (来学网)外压狭窄,黏膜光滑完整
  • D.
    (来学网)食管黏膜呈串珠状改变
  • E.
    (来学网)黏膜呈局限性管壁僵硬