?
?????(?) ???????????????????????????34-(benzopyrene);???;?????????????()? ??????A???O???() ???????????????\()?? ??????????????????(precancerous conditions)???(precancerous lesions)1.????(1)???????(2)????10%????510(3)????????????15%40%?2cm?????1%(4)?????10???(5)????????????(6)????(Menetrier)??????????????10%??2.????(1)??????????(anaplasia)??(2)(?)?????(?)?????2?a?????;b???????(?)? ????????????()??1. ??????????(?)?()?()???a(??)b(???)c(??)????c+ac+(?1)?510mm??<5mm? ?1 ???2. ??????????(?2) ?2 ??...
“?” 的相关文章
???????????
???????????????????????????????????????????
?????????????????????????????????
?????????510mm??????????????????????????????????????????????????????????????????????????
???????.????,??(???????,?),????.?????.
????,?,???.?????,??.??.???.
???,?,H2 ???,??????????.??.
??????????
???
??
????????...
?????????????????????????????????
?????????510mm??????????????????????????????????????????????????????????????????????????
???????.????,??(???????,?),????.?????.
????,?,???.?????,??.??.???.
???,?,H2 ???,??????????.??.
??????????
???
??
????????...
????????????????
???????????
1??????
2???????
? 2 ?? 2?3?????????? ??? 2??? ?????2? ??????? ???3???? ?2 ????3?????? ??? ???5 ???? ??? ???? 1.??????????????? 2.??????????? 3.??????????????? 4.?????????? 5.???????3???????????? 6.????????? 7.?????????????? 8.??????????1?????????? 9.????????? 10.????????????????????...
1??????
2???????
? 2 ?? 2?3?????????? ??? 2??? ?????2? ??????? ???3???? ?2 ????3?????? ??? ???5 ???? ??? ???? 1.??????????????? 2.??????????? 3.??????????????? 4.?????????? 5.???????3???????????? 6.????????? 7.?????????????? 8.??????????1?????????? 9.????????? 10.????????????????????...
?????????
?????????????????????????????????????????????????B12????????
????????
1????????????????????????????
2???????????????????????
3???
4???????????
???? ?
????
????????????(??)????????????????????????????????????
???????????????????
??????????????
????
1973?Strickland????????AB?A?????????...
????????
1????????????????????????????
2???????????????????????
3???
4???????????
???? ?
????
????????????(??)????????????????????????????????????
???????????????????
??????????????
????
1973?Strickland????????AB?A?????????...
????????
?????????????? ????????????????????? 1.????????????????????????????????????????????????????? 2.???????????????? 3.X?? 4.????????? 5.?????????i???????????? ??1??????????????????????????;????????????;??? 2??????????????24? 3???? 4????????????????????????? 5?????????????????????????z???????????????????...
???
??????????????????
1 ??????
2 ???????
3 ?????
4 ??????
5 ??????
6 ??????
7 ??
???
???
?????????????????????
??????
?????????????????????
????????????????
???
??????????????????
?
????????????????????
??
???????????????????????????????????????????
?
????????????????
????
????...
1 ??????
2 ???????
3 ?????
4 ??????
5 ??????
6 ??????
7 ??
???
???
?????????????????????
??????
?????????????????????
????????????????
???
??????????????????
?
????????????????????
??
???????????????????????????????????????????
?
????????????????
????
????...