????:1??????:???????

2?????????

3??????????

4????????

5????????????

?????CT?????????,??(???????????),??????????,????????,???????????????????????????????????????????CT?“?????????”?????????,???????????,???????????,????????????????????

???????????????????????

“??????????????????”???????????????????

???,?????????????????????,????????????“??”??????????????,??,?????????????“?????,???????????????????????????,??????”???????????,?????

“????????????”???????????????,?????,?????,???????????????20%-30%??????,????????????,??????????,???????????????,??,????????????“?????????”???,??????“???”?????????,???;???????????,????????????CT???????????????

????????????????,?????????,?????????????????????????,????,????????????,???????????????????????????MRI???CT???????

????

?????????????,“??????”????????????“????”??????,??,??????????????????,??,????????????????????????,??????????,????;?????(????)???????,????,??????

“??????????????”??????????,??????,??,?????????????????,????,?????????????????

???????????“???????”????????????????

“???????????,???,????????????????????”????,??????????CT????????????,??????????“?????”????????????“???????????????”???????,????

??????????,????????????,?????“???????????”???;??,?????????????,???“??”,????“??????”?????????“??????????”?????????????????,????,????????????,????????,??????????????,?????????,??????,???“??????????????????????????????????,??????????????????”

??????????????,???????????????????????????,????????,????????????????,????????????????,????,???????????,??????????,??????????????????????????????????????????,??????????????????????,??????????????,??????,?,????????????

????,????????????????????,??????????,?????????????????????????????,??????????????????????????,?????????????????????????????,?????????????????????,???????????

???????????

?????????,???“?????????????????,??????????????????,?????????????????????;????,?????????;??????,??????????????(?????)????????”?????????

????????????,?????????????,???????????????????????,?????“????,?????????????????????,?????????????????????????????????????”????????,????????????,?????????,??????????????????

???????????,????,??????????????????????,???????????(??????????????? ??????????????) ??????????:??????