Most frequently reported laboratory-acquired infections - PowerPoint PPT Presentation

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Most frequently reported laboratory-acquired infections

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Title: Most frequently reported laboratory-acquired infections


1
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2
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3
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  • Most frequently reported laboratory-acquired
    infections
  • in the United States and Great Britain

  • total no. () of cases reported
    for
  • Infection

  • US US AND world
    Great Britain NACD
  • Brucellosis
    274(9.4)
    423(10.8) 2 (10.8)
    18(52.9)
  • Q fever
    184(6.3)
    278(7.1) 0
  • Typhoid fever
    292(10.0) 256(6.5)
    3(3.2)
  • Hepatitis
    126(4.3)
    234(6.0) 19(20.0)
  • Tularemia
    129(4.4) 225(5.7)
    0
  • Tuberculosis
    174(6.0) 176(4.5)
    24(25.3)
    4(11.8)
  • Dermatomycosis
    84(2.9) 161(4.1)
    0
    2(5.9)
  • Venezuelan equine
    118(4.1) 141(3.6)
    0
  • encephalitis
  • Typhus
    82(2.8)
    124(3.2) 0
  • Psittacosis
    70(2.4)
    116(3.0) 0
    4(11.8)
  • Coccidioidomycosis
    108(3.7) 93(2.4)
    0
  • Streptococcal infection
    67(2.3) 78(2.0)
    3(3.2)

4
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  • ?? 43
  • ?? 27
  • ???? 15
  • ?? 9
  • ??? 3.3
  • ??? 2.9
  • From D.L. Sewell,Clin. Microb. Reviews,1995,8389-
    405

5
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6
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  • SARS????


7
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  • ????gt10µm,?????????
  • ????5-10µm,??????
  • ????lt5µm,??????????
  • ??????,????????,??1µm????????????
  • ????lt0.4µm???????

8
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9
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10
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11
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  • ??HBV HCV HIV
  • ??? ?????


12
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13
??HIV??
  • Occupationally acquired AIDS cases or HIV
    infections
  • reported ti CDC through 1992
  • Occupation
    No. () of
  • occupational
    transmissions
  • Laboratory technician
    25(24.8)
  • Nurse
    26(25.7)
  • Physician
    13(12.8)
  • Medical technician/paramedic
    7(6.9)
  • Dentist/dental technician
    6(5.9)
  • Health aide/attendant
    6(5.9)
  • Housekeeper/maintenance worker
    6(5.9)
  • Morgue technician
    3(3.0)
  • Technician/therapist
    3(3.0)
  • Respiratory therapist
    2(2.0)
  • Surgical technician
    2(2.0)
  • Other HCW
    2(2.0)
  • Total
    101

14
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15
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20
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21
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22
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23
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24
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25
??????????????-----???
??? ?????? ????????????????? ?????? ?????????????? ?????????????
?????? ??? BSL-3 ABSL-3 BSL-2 BSL-1
??????? ??? BSL-2 ABSL-2 BSL-2 BSL-1
26
??????????????---???
??? ?????? ????????????????? ???? ??????????? ????????????
HIV ??? BSL-3 ABSL-3 BSL-2 BSL-1
?????? ??? BSL-2 ABSL-2 BSL-2 BSL-1
27
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28
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  • ???????????,??BSL1?P1
  • ???????????,??BSL2?P2
  • ???????????,??BSL3?P3
  • ???????????,??BSL4?P4

29
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30
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31
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32
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33
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34
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35
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36
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37
????????
  • 1.???
  • 2.???
  • 3. CLASS I ???????
  • 4.CLASS II ???????
  • 5. CALSS III???????(?????)

38
1????
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  • ???????????,?????????1???????????????????????

39
2?CLASS I???????
  • ???????????????,????????????????????,??????,?????
  • CLASS I?BSC?????????????,????????????????????????

40
3?CLASS II ???????
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  • II ????????A?(30???? )? B?
  • B?????B1 (70?????) ?
  • B2 (100?????) ?
  • B3 (30 ?????) ?

41
II??????Airflow
42
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43
4. CLASS III?????(???)
  • ?????????????
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  • ??????120Pa???
  • ????HEPA???
  • ?????????HEPA????
  • HEPA????????
  • CLASS III ?BSC???BSL3?BSL4??????

44
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??? ? ? ? ? ?
I? ? ? ? ? ?
II? ? ? ? ? ?
III? ? ? ? ? ?
45
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46
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  • 80????,20????
  • 20??80????????,?20????????

47
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48
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49
THE ENDTHANKS
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