?? ?????? ??????????
![](https://image.chezhanri.com/2019/0301/20190301162205780.jpg)
????:1???400?????:????????
2??????????
3??????????
4?????600???
5???????????
????CT?????????????,??????????(??????),????,??????????,????????????????????????????????????CT????????“?????????????????????”?????????????????,??????????,???????,????????????????
????????????????????????????????
“???????”?????????
????????????,???,????“?????????”??,??????????,???????????????????????????????“??????,??,????????????”?????????????????????????,???????
“???????????”????????????????,????????,????????,???????????????????????????20%-30%?????????????,?????????,???????????????,??,??,?????????????????“??”???????,???????????????“???????????”????????????????????,?????;??????,????????????????CT?????
??????,??????,???????????,??????,????,????????????MRI?????????????CT?????????????
??????
??????,“?????????”?????????????????“???”???,??,??????????????????????????,???????????????????,?????????,???,????????????;?????(?????)?????,????,???????
“??????????”???????????,??????????,??????????,??????????????????????,????????,???????????????????????
?????????????“???????”???????????????????
“?????,??,????????????”??????????????????????,??????????CT??,???????“?????”???????????“??”?????????????????????????,??????
????,????,????????????????“??????????????”??;???????,???????????????,????????????????“????”,??????????“???”???“????????????”?????????????,????,????,????????????????????????????,????,?,???????????????,???“????????????????????????????,??????”
???????????????????????,???????????,??,??,????????????,?????????,??????????,??????????,???????????????????????????,???????????????????????????????,???????????????????????????,??????,??????????????????,??????
????????????,????????,??,??????????????,????????,?????????????????????????????????,???????????????????,??????
???????????
???????????????,???????????“??????????????,???,?????;???????????????????????????,???;?????????,?????????????(???)?????????????”???
???,?????????????????,??????,????????????????????“?,??????????????????,??????????????????????????????????”??????????????????????????????????,??,??????????????????,????????????
????????????????????,??????????,???????????????????,??????????????????????(??? ????) ???????????????????:????????????