Typing af MRSA - DSKM€¦ · MEN variation over et tema: t116: 08-16-02-16-13-13-17-34-16-34 t015:...

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Typing af MRSA Henrik Westh, Kit Boye Klinisk Mikrobiologisk afd. Hvidovre hospital

Transcript of Typing af MRSA - DSKM€¦ · MEN variation over et tema: t116: 08-16-02-16-13-13-17-34-16-34 t015:...

Page 1: Typing af MRSA - DSKM€¦ · MEN variation over et tema: t116: 08-16-02-16-13-13-17-34-16-34 t015: 08-16-02-16-34-13-17-34-16-34 t230: 08-16-02-16-34 t019: 08-16-02-16-02-25-17-24.

Typing af MRSA

Henrik Westh, Kit BoyeKlinisk Mikrobiologisk afd.

Hvidovre hospital

Page 2: Typing af MRSA - DSKM€¦ · MEN variation over et tema: t116: 08-16-02-16-13-13-17-34-16-34 t015: 08-16-02-16-34-13-17-34-16-34 t230: 08-16-02-16-34 t019: 08-16-02-16-02-25-17-24.

MRSA-typning

• spa S. aureus protein A• SCCmec mecA-kassette• PVL Panton-Valentine

leukocidin toxin• MLST multi locus sequence type

Page 3: Typing af MRSA - DSKM€¦ · MEN variation over et tema: t116: 08-16-02-16-13-13-17-34-16-34 t015: 08-16-02-16-34-13-17-34-16-34 t230: 08-16-02-16-34 t019: 08-16-02-16-02-25-17-24.

spa-typer over 90 typer påvistMEN variation over et tema:

t116: 08-16-02-16-13-13-17-34-16-34

t015: 08-16-02-16-34-13-17-34-16-34

t230: 08-16-02-16-34t019: 08-16-02-16-02-25-17-24

Page 4: Typing af MRSA - DSKM€¦ · MEN variation over et tema: t116: 08-16-02-16-13-13-17-34-16-34 t015: 08-16-02-16-34-13-17-34-16-34 t230: 08-16-02-16-34 t019: 08-16-02-16-02-25-17-24.

Klonalitet af MRSA på Sjællandspa types and spa clonal complexes spa-CC0082001-2006 (n= 1052)

Page 5: Typing af MRSA - DSKM€¦ · MEN variation over et tema: t116: 08-16-02-16-13-13-17-34-16-34 t015: 08-16-02-16-34-13-17-34-16-34 t230: 08-16-02-16-34 t019: 08-16-02-16-02-25-17-24.

Klonalitet af MRSA på Sjællandspa types and spa clonal complexes spa-CC012

Gravhunde kan smittes med MRSA

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15 bp direct repeats

IS1272

IS431

SCCmec Type III(66 kb)

c’’’ mecTn554ccrA/B 3 pT181 Tn554pI258 ccrA/B

SCCmec Type II(52 kb)dcs

Tn554ccrA/B 2 fpUB110meckdp

SCCmec Type IV(20-24 kb)ccrA/B 2 or 4 mec

dcs

SCCmec Type I(34 kb)

ccrA/B 1 mecdcs

pls

SCCmec type I-IV

Page 7: Typing af MRSA - DSKM€¦ · MEN variation over et tema: t116: 08-16-02-16-13-13-17-34-16-34 t015: 08-16-02-16-34-13-17-34-16-34 t230: 08-16-02-16-34 t019: 08-16-02-16-02-25-17-24.

SCCmec multiplex PCR

M I II III IV V M

K. Boye et al CMI

Page 8: Typing af MRSA - DSKM€¦ · MEN variation over et tema: t116: 08-16-02-16-13-13-17-34-16-34 t015: 08-16-02-16-34-13-17-34-16-34 t230: 08-16-02-16-34 t019: 08-16-02-16-02-25-17-24.

III, IV, NTt008t024, t008,t430, t064,t351, t037+12 til

ST-8, ST-239CC8

IV + Vt015, t026, t065,t116, t350

ST-45CC45

IV, NTt005, t022, t354,t541, t542

ST-22, ST 737CC22

I, II, IVt002, t003t002, t067, t003ST-5, ST-125, ST-225

CC5

IV, Vt175t175, t127ST-1, ST 748CC1

SCCmecPVL positivespa typesMulti locussequence type(ST)

MLSTClonalComplex

Add on value of typing systems

Page 9: Typing af MRSA - DSKM€¦ · MEN variation over et tema: t116: 08-16-02-16-13-13-17-34-16-34 t015: 08-16-02-16-34-13-17-34-16-34 t230: 08-16-02-16-34 t019: 08-16-02-16-02-25-17-24.

spa-typernes udbredelse

spa -type Københavnt024 Plejehjem, ældre, Amagert019 Filipinere, Amagert044 Etnisk, børn+unge, N+NVt008 Nørrebro

- forskellige typer har forskellig udbredelse

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2006 Sjælland

Storstrøm N=22

t024

t019

t044

t008

øvrige

Vestsjælland N=52

t024

t019

t044

t008

øvrige

Rigshospitalet N=43

t024

t019

t044

t008

øvrige

NordSjælland N=21

t024

t019

t044

t008

øvrige

H:S uden RHN=554

t024

t019

t044

t008

øvrige

Københavns Amt N=266

t024

t019

t044

t008

øvrige

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2004

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2006

Page 13: Typing af MRSA - DSKM€¦ · MEN variation over et tema: t116: 08-16-02-16-13-13-17-34-16-34 t015: 08-16-02-16-34-13-17-34-16-34 t230: 08-16-02-16-34 t019: 08-16-02-16-02-25-17-24.

Tak for opmærksomheden

Page 14: Typing af MRSA - DSKM€¦ · MEN variation over et tema: t116: 08-16-02-16-13-13-17-34-16-34 t015: 08-16-02-16-34-13-17-34-16-34 t230: 08-16-02-16-34 t019: 08-16-02-16-02-25-17-24.

Klonalitet af MRSA på Sjællandspa types and spa clonal complexes spa-CC0022001-2006 (n= 1052)