????????(disseminated or diffuse intravascular coagulation, DIC):???????????,???????????,????????,????????????,?????????????,?????????????,?????????????????????????? - PowerPoint PPT Presentation

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Title:

????????(disseminated or diffuse intravascular coagulation, DIC):???????????,???????????,????????,????????????,?????????????,?????????????,??????????????????????????

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Title: Author: user_mother Last modified by: Created Date: 8/21/2002 12:31:21 PM Document presentation format – PowerPoint PPT presentation

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Title: ????????(disseminated or diffuse intravascular coagulation, DIC):???????????,???????????,????????,????????????,?????????????,?????????????,??????????????????????????


1
??? ????????
  • ??
  • ????????(disseminated or diffuse
    intravascular coagulation, DIC)???????????,????
    ???????,????????,????????????,?????????????,??????
    ???????,??????????????????????????

2
?????????????
  • ????????
  • ??????????????
  • (?)???????
  • ????(tissue factor,TF)????47KD??????,?
    263????????????????????CD142??????????????????????
    ??????????a????????,?????a??????

3
?????
??????TF,????????????ET IL-1?TNF????????TF,???
????
?????TF , ????
4
  • ????????(?????????????)????????,???????
    ?????-?????(?-Carboxyglutamate,GLa),??GLa?Ca2????
    ?,???????Ca2??TF?????,??????????a,???a-TF????

??????????a ,?a, ?a (???)? ?????????a,?????
?????
5
  • ?a-TF??????????,??????????????????????,????
    ??????????,?????????
  • ?a-TF?????????,????a,?a??Ca2????????????
    ????,???????????,??????????
  • ??,?????,????TF??,?a?TF?????,?????,?????
    ?????????,???????,??????????????,???????

6
(No Transcript)
7
(?)???????
1???????
8
  • 2????????a?????????????a,?a,?a???GLa?Ca2??,??
    ???????????????????,????????,????????a?
  • 3???????????
  • ????a.?a??GLa??Ca2????????????????,?
    ??????????????????????????????????????

9
(No Transcript)
10
  • ?????????? ????????????,???????????
  • ???????????,????????,???????A??B?,????
    ?????

????????????????,????????????????????????,?
?a?Ca2??????????????????????????????,??????
11
  • ??????????
  • ? ???????

???????????????????????????(?)????
12
(?)???????
  • 1???????????(t-PA)???????,?????,???,???
    ,???????????????????????,t-PA???????
  • 2????????????(u-PA)?????????,??u-PA?t
    -PA??????C(APC)?????????????????????,u-PA????????
  • 3????????????????

13
?????????????????????? ??????????????????
14
(?)??????
??????,????????(Fbg)?????( Fbn)
?????????????????????????????
15
??? DIC????????
  • ?????????
  • ??????????????(????,????,????)??????????
    ???????,?????????????????????,???????Ca2?????????
    ??????????????a??a-TF??????????,???????????????,??
    ?????,???????????????,?????????

16
????????
  • ????????????????????????????????????,???
    ????,?????????? ???????,???,??????????,??????????,
    ???? a??,??????????????,??????,?????????????,?????
    ????????
  • ???????????????????????????,??X???,????
    ??????,??DIC? ?? a???f????????????????,?????DIC???
    ?

17
  • ????????,???????
  • (?)??????
  • ? ??????????
  • ?????????????????,????????????????(gluc
    oprotein,GP), ????????????GP?b??b??a??b??????GP??
    ????????????????????GP????

????GP ?b ?b ?a ?b ?
????GP? ? ? ? ?
18
  • ? ?????b(GP?b)????????
  • ??(vWF)???,?????????????
  • ??vWF?????,?????????,???
  • ?????????????????????vWF
  • ????????????,??????GPIb??,
  • ??????????????
  • ??vWF GPIb

??????b?a???(GP?b/?a)? ?????
??????b(GPIVb)????
????V(GPV)??????
19
????????DIC???
  • 1???????????????????,??????,???????GP
    Ib???????????(vWF)?????,???????
  • 2??????????ADP??????TXA2?PAF?????????
    ??????????????,???????
  • 3????????????????,????????ADP?5-HT???
    ???,???????,???????????,?????????????????(DG)?????
    C??,?????????,???????????,???A2???,???????????????
    ?,?????TXA2?TXA2??????????????

20
  • 4??????????????????,????????GP?b/?a??
    ???????GP?b/?a??????????????,????????????????????G
    P?b/?a???,??????,???????
  • 5??????????????????????????????,?????
    ???X?????????-?????(GIa)?Ca2??,????????????????,?
    ????????????????????,???????????????????,???????,?
    ????

21
(?)?????
  • 1??????????????
  • 2??????
  • 3???????
  • ????????
  • 1?????????

2??? ??????????
22
??? ??DIC???????
  • ??????????????
  • ????????(mononuclear phagocyte
    system,MPS)??????????????,
  • ????????????,????????FDP??????
  • ?????????
  • (generalized shwartzman reaction,GSR)
  • rabbit
  • ??? iV ??24h ??? iV
  • ET ET
    ??DIC

23
???????????
  • ??????????????????C?
  • ????????????????????-?
  • (AT-?)?????????????????
  • 1?????????
  • (1)??C(PC)??C?????????
  • ??,????????????????????
  • ???????,?????C(APC)???????????a??a????????????

PC?????????????????t-PA?u-PA???
24
(No Transcript)
25
  • (2)??S(PS)?????????????????-????????????S??
    ????APC????? APC??,??APC???a??a????? PS
    ???APC????????

(3)??????(TM)??????????????,??????,???a-TM????,??
?????,????????? ????C??????,TM????????????????????
???????
26
2????????????
  • (1)????-?(AT-?)??????????,???????????????????
    ????????a????a??a??a?????????????,AT-???????????
  • (2)?????????(TFPI)?????
  • ????????,???????????????a??a?
  • ?????????????????????
  • ??????????,????????????,
  • ?????DIC?

27
  • ?????????
  • ????????
  • 1????
  • 2????
  • 3??????(antiphospholipid
    antibody,APA),
  • APA?????????????????????????
    APA??????????????APA????????????,???????????????,
    ??????????????,????????C??????????C????????S?????
    ,????????????,???????
  • ??????? 1. 2. 3.
  • ?????????????-6-????

28
??? DIC??????
  • ????
  • 1????
  • 2???????
  • 3?????????
  • ????
  • (?)?DIC??????
  • 1????
  • 2?????
  • 3????

29
(?)?DIC???????
  • ????????????????????????DIC????
  • ????????
  • 1???? ???? ??DIC
  • 2????? ??gt?? ???DIC
  • 3?????? ??lt?? ???DIC

  • DIC???
  • ???DIC???????????????

30
??? DIC????????????
  • ????
  • DIC???????
  • (?)??????????
  • ?DIC???????,?????????????,???????????,?
    ??????????????
  • (?)??????
  • 1???????????a???,????????,???????,???????
    ?????????

31
  • 2???????????????,??????????,?????????????,
    ???????,?????,?????t-PA,???????
  • 3????,SAMS??,???????????????????????????
  • 4???????????????,?????????(t-PA,u-PA)??,?
    ???????,????????
  • ??????????(?)???,?????????????a??a?,??????
    ?

32
(?)FDP???
  • ????(?)??????????FDP,????????????????
  • 1?X?Y?D??????????????
  • 2?Y?E??????????
  • 3?????????????,???????
  • ????,?????????????????
  • ?????

33
??? ?
  • ??DIC????????DIC???????
  • 1??????????????,??????????
  • 2????????????
  • 3?????,????????
  • 4??DIC?????,????????,???????,???????,???
    ???????
  • ? C3a?C5a??????????????????

34
????????????????,?????,???????,???????
? FDP?????(A?B?C??)?????? ?????,???????????????? ?
???,??????????? ??DIC?????,?????????? DIC???
,??????,???????
35
????????
  • ?????????????,????,?????,?????????????????
    ????
  • 1??????????????????
  • 2??????,???,?????
  • 3????,?????
  • 4??????????,??????

36
  • 5??????????????,???????????,??????,???,
    ??-????
  • (Waterhouse-Frderichsen syndrome)?
  • 6?????,??????,??,???????,??????(Sheehan
    syndrome).
  • 7????????????,?????,??
  • ?,?????,???????,??,??,??????

37
????
??????????(microangiopathic hemolytic
anemia,MHA )??????? ???????????,????????? ??????
???????,??????? ??????,?????????,???? ??
DIC???????? ???? ? ?
????????
38
??? ???
  • ????,????
  • 1?????????
  • 2???????????
  • ?????
  • 1??????????DIC???????
  • 2????????????????,????,??????????????DIC?
    ???
  • ???
  • 3???????????DIC???????

39
  • 4????????DIC???????
  • 5???????????????,??????????????????????
    ??
  • 6?????????????????DIC???????
  • 7?DIC???????????
  • 8?DIC???????????
  • 9?DIC?????????????(DIC???
    ?????????????)????
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