(来学网)发育性颈椎管狭窄的诊断标准是( )
  • A.
    (来学网)X线片,椎管正中矢状径<13mm
  • B.
    (来学网)X线片,椎管正中矢状径<15mm
  • C.
    (来学网)CT,椎管正中矢状径10m
  • D.
    (来学网)椎管正中矢状径,椎体正中矢状径0.65
  • E.
    (来学网)椎管正中矢状径,椎体正中矢状径<0.75