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Methods  The characteriztion and sensitivity to antibiotics of P.aeruginosa were analysed using MicroScan  WalkAway-40 system.Results  107 strains of P.aeruginosa were separated and characterized during the  three years. The rates of resistance to antibiotics were Imipenem 0.9%£¬Amikacin 5.6%£¬ Piperacillin/Tazobactan 6.5%£¬ Ceftriaxone 63.6%£¬ Cefotaxime 38.3%£¬Aztreonam 25.2%.From 2001 to 2003£¬the resistance  rate to Cefotaxime rose from 33.3% to 44.4%£¬ Ceftriaxone from 48.1% to 68.9%.The resistance rate to ¦Â-lactam antibiotics£¬decreased from 22.2% to 15.6%£¬showed dropping tendency.Conclusion  P.aeruginosa showed good sensitivity to  Carbapenems£¬Aminoglycosides£¬¦Â-lactam antibiotics£¬but resistance rates to third-generation Cephalosporins were higher in our hospital than whole nation in 2001 and 2002. The results suggested that the resistance of P.aeruginosa to antibiotics should be continuously monitored.         ¡¾Key words¡¿  P.aeruginosa£» sensitivity£»resistance to drugs£»determination of drug sensitivity£»microorganism         Í­Â̼ٵ¥°û¾úÊÇÒ½ÔºÄÚ¸ÐȾµÄÖ÷ÒªÖ²¡¾ú£¬¿ÉÒýÆðÈËÌå¸÷²¿Î»µÄ¸ÐȾ¡£¸Ã¾ú¶Ô¶àÖÖ¿¹ÉúËØÌìÈ»ÄÍÒ©£¬ËùÓеĿ¹¾úÒ©ÎïÔÚÑÓ³¤ÖÎÁƵĹý³ÌÖÐÓÖ¾ù¿É²úÉúÄÍÒ©¡£Òò´Ë£¬¼ÓÇ¿¶ÔÍ­Â̼ٵ¥°û¾úµÄÄÍÒ©ÐÔ¼à²â£¬¼°Ê±Á˽âÆäÄÍÒ©Ç÷ÊÆ£¬¶ÔÁÙ´²ºÏÀíÓ¦Óÿ¹ÉúËØ£¬¼õÉÙÄÍÒ©¾úµÄ²úÉúÓÐ×ÅÖØÒªÒâÒå¡£±¾ÎÄ·ÖÎöÁËÎÒÔº2001Äê1Ô¡«2003Äê12Ô´ÓÁÙ´²±ê±¾ÖзÖÀëµÄ107ÖêÍ­Â̼ٵ¥°û¾ú¶Ô12ÖÖ¿¹ÉúËصÄÄÍÒ©ÐÔ£¬ÏÖ±¨¸æÈçÏ¡£         1  ×ÊÁÏÓë·½·¨         1.1  ±ê±¾À´Ô´  2001Äê1Ô¡«2003Äê12Ô´ÓÁÙ´²¸÷¿Æ±ê±¾ÖзÖÀëµÄÍ­Â̼ٵ¥°û¾ú107Öê¡£         1.2  ÒÇÆ÷¼°ÊÔ¼Á  MicroScan  WalkAway-40ÐÍÈ«×Ô¶¯Î¢ÉúÎï¼ø¶¨/Ò©Ãô²âÊÔÒǼ°ÒÇÆ÷ÅäÌ×ʹÓõÄNC21¼ø¶¨/Ò©Ãô¸´ºÏ²âÊÔ°åΪÃÀ¹úDADE¹«Ë¾³öÆ·£»´«Í³Éú»¯Î¢Á¿¹ÜΪº¼ÖÝ΢ÉúÎïÊÔ¼Á³§Éú²ú¡£         1.3  ÖÊÁ¿¿ØÖÆ  ±ê×¼¾úÖêΪͭÂ̼ٵ¥°û¾úATCC2783¡¢´ó³¦°£Ï£¾úATCC25922£¬Óɽ­Î÷Ê¡ÁÙ´²ÖÐÐÄÌṩ¡£         1.4  ·½·¨         1.4.1  ·ÖÀë¾úÖê  Ñϸñ°´¡¶È«¹úÁÙ´²¼ìÑé²Ù×÷¹æ³Ì¡·¶ÔËͼì±ê±¾½øÐзÖÀëÅàÑø£¬Ñ¡È¡ÔÚ¸çÂ×±ÈÑÇѪÇíÖ¬ÅàÑø»ùÉÏÉú³¤Á¼ºÃµÄ¸ïÀ¼ÒõÐԸ˾ú£¬²âÑõ»¯Ã¸ÊÔÑéÑôÐÔÕߣ¬×ö¾úÖÖ¼ø¶¨¡£         1.4.2  ¾úÖÖ¼ø¶¨/Ò©Ãô²âÊÔ  °´MicroScan Walkway-40²Ù×÷ÊÖ²á¶ÔÑ¡È¡µÄ¾úÂäÉÏ»ú½øÐоúÖÖ¼ø¶¨ºÍÒ©ÎïÃô¸ÐÐԲⶨ£¬¶Ô¼ø¶¨ÖµÆ«µÍµÄ¾úÖê²¹³ä´«Í³Éú»¯ÊÔÑ飬ÒÔÈ·ÈÏÍ­Â̼ٵ¥°û¾ú£¬²¢ÔÙ´ÎÉÏ»ú×öÒ©Ãô²âÊÔ¡£Ò©ÎïÃô¸ÐÐÔÓÉ»úÄÚ×Ô¶¯·ÖÎöϵͳ¸ù¾ÝÃÀ¹ú¹ú¼ÒÁÙ´²ÊµÑéÊÒ±ê׼ίԱ»á£¨NCCLS£©Öƶ¨µÄMICÕÛµãÈ·¶¨ÄÍÒ©Óë·ñ¡£         1.4.3  ·ÖÎö·½·¨  107ÖêÍ­Â̼ٵ¥°û¾úÄÍÒ©ÐÔ·ÖÎö²ÉÓÃÊÀ½çÎÀÉú×é֯ϸ¾úÄÍÒ©ÐÔ¼à²âÖÐÐÄÍƼöµÄWHONET5Èí¼þ½øÐзÖÎö¡£         2  ½á¹û         2.1  107ÖêÍ­Â̼ٵ¥°û¾úÔÚ¸÷ÖÖÁÙ´²±ê±¾Öеķֲ¼ÂÊ  ´Ó2001¡«2003Äê´Ó¸÷ÖÖÁÙ´²Ëͼì±ê±¾ÖзÖÀëÍ­Â̼ٵ¥°û¾ú107Ö꣬ÆäÖÐ̵Һ77Ö꣨71.2£¥£©¡¢ÑÊÊÃ×Ó14Ö꣨13.1£¥£©¡¢·ÖÃÚÎï9Ö꣨8.3£¥£©¡£107ÖêÍ­Â̼ٵ¥°û¾úÔÚ¸÷ÖÖÁÙ´²±ê±¾Öеķֲ¼£¬¼û±í1¡£ ±í1  107ÖêÍ­Â̼ٵ¥°û¾úÔÚ¸÷ÖÖÁÙ´²±ê±¾Öеķֲ¼ÂÊ  Ö꣨£¥£©     2.2  107ÖêÍ­Â̼ٵ¥°û¾ú¶Ô12ÖÖ¿¹¾úÒ©ÎïÌåÍâÃô¸ÐÊÔÑé½á¹û  ÏÔʾ12ÖÖ¿¹¾úÒ©Îï»îÐԽϺõÄÊÇÑÇ°·ÅàÄÏ¡¢°¢Ã׿¨ÐÇ¡¢ßßÀ­Î÷ÁÖ/Ëûßò°Í̹£¬ÄÍÒ©ÂÊΪ0.9£¥¡¢5.6£¥¡¢6.5£¥£»ÄÍÒ©ÂʽϸߵÄÊÇÍ·æßÇúËÉÄÆ63.6£¥¡¢Í·æßàçë¿ÄÆ38.3£¥£¬°±ÇúÄÏ25.2£¥¡£¼û±í2¡£ ±í2  107ÖêÍ­Â̼ٵ¥°û¾ú¶Ô12ÖÖ¿¹¾úÒ©ÎïÌåÍâÃô¸ÐÊÔÑé½á¹û  Öê(%)     2.3  2001¡«2003ÄêÍ­Â̼ٵ¥°û¾ú¶Ô12ÖÖ¿¹ÉúËصÄÄÍÒ©ÂʱȽϠ ÏÔʾÈý´úÍ·æß¾úËØÖÐÍ·æßËûड¢Í·æßÇúËÉÄÆ¡¢Í·æßàçë¿ÄÆ¡¢°±ÇúÄÏÃ÷ÏÔ³ÊÖðÄêÔö¸ß£¬ÓÉ2001ÄêµÄ14.8%£¬33.3%£¬48.1%£¬22.2£¥µ½2003ÄêÔöÖÁ24.4£¥£¬44.4£¥£¬68.9£¥£¬28.9£¥£»¦Â£­ÄÚõ£°·ÀàÒ©ÎïßßÀ­Î÷ÁÖÄÍÒ©ÂÊÓÐϽµÇ÷ÊÆ£¬ÓÉ22.2£¥½µÖÁ15.6£¥¡£¼û±í3¡£          3  ÌÖÂÛ         Í­Â̼ٵ¥°û¾úÊÇÁÙ´²×î³£¼ûµÄ²¡Ô­¾úÖ®Ò»¡£½ü¼¸ÄêÀ´¹úÄÚÍⱨµÀºôÎüµÀ¸ÐȾµÄ²¡Ô­¾úÖ÷ÒªÊǸïÀ¼ÒõÐԸ˾ú£¬ÆäÖÐÓÖÒÔÍ­Â̼ٵ¥°û¾ú×îΪ¶à¼û£¬ÄÍÒ©µÄÍ­Â̼ٵ¥°û¾ú¸ÐȾ³£µ¼ÖÂÑÏÖغó¹û£¬ÊÇÁÙ´²ÖÎÁÆÖеÄÒ»¸öÄѵ㡣ÎÒÔº2001Äê1Ô¡«2003Äê12Ô·ÖÀëµÄ107ÀýÍ­Â̼ٵ¥°û¾úÔÚ¸÷ÖÖÁÙ´²Ëͼì±ê±¾ÖÐÒÔºôÎüµÀ±ê±¾Õ¼Ê×λ£¨ÌµÒº71.2£¥£¬ÑÊÊÃ×Ó13.9£¥£©£¬Ìáʾ±¾ÔºÍ­Â̼ٵ¥°û¾úÖ÷ÒªÊÇÒÔºôÎüµÀ¸ÐȾΪÖ÷£¬Óë¹úÄÚÓйØÎÄÏ×±¨µÀÒ»Ö£Û1£¬2£Ý¡£ ±í3  3Äê¼äÍ­Â̼ٵ¥°û¾ú¶Ô12ÖÖ¿¹ÉúËصÄÄÍÒ©ÂʱȽϠ ÄÍÒ©ÖêÊý(%)     Í­Â̼ٵ¥°û¾úµÄÄÍÒ©»úÖƽϸ´ÔÓ£¬ÓЦÂ-ÄÚõ£°·Ã¸¡¢ÇàùËؽáºÏµ°°×ø£¨PBPS£©µÄ½á¹¹ºÍ¹¦Äܸı䣬ϸ°ûÍâĤÖ÷¶¯ÍâÅÅϵͳµÄ±í´ï¡¢ÍâĤµ°°×¸Ä±äÖÂͨ͸ÐÔ½µµÍµÈ£¬´øÓÐÄÍÒ©ÖÊÁ£µÄÍ­Â̼ٵ¥°û¾úµÄ´óÁ¿´æÔÚÊÇÔì³ÉÍ­Â̼ٵ¥°ûÄÍÒ©¾úÖêÖðÄêÔö¸ßµÄÖØÒªÔ­Òò¡£±í2ÏÔʾ107ÖêÍ­Â̼ٵ¥°û¾ú¶Ô¿¹¾úÒ©Îï»îÐÔ×îºÃµÄÒÀ´ÎÊÇ̼ÇàùϩÀà-ÑÇ°·ÅàÄÏ¡¢°±»ùÌÇÜÕÀà-°¢Ã׿¨ÐÇ¡¢¦Â£­ÄÚõ£°·Ã¸ÒÖÖƼÁµÄ¸´ºÏÒ©Îï-ßßÀ­Î÷ÁÖ/Ëûßò°Í̹¡£ÑÇ°·ÅàÄÏÊÇÒ»ÖַǵäÐ͵ĦÂ-ÄÚõ£°·À࿹¾úÒ©ÎÆä¶ÔÍ­Â̼ٵ¥°û¾úµÄ»îÐÔ£¬Ö÷ÒªÊÇͨ¹ýÌØÊâµÄ¿×µ°°×ͨµÀOprDµÄÀ©É¢¶øʵÏֵģ¬Õâ¾ÍÒâζ×ÅÒ»µ©¿×µ°°×ͨµÀÏûʧ£¬ÔòÍ­Â̼ٵ¥°û¾ú¶ÔÑÇ°·ÅàÄϾͻá²úÉúÄÍÒ©ÐÔ¡£ÊÂʵÉÏ£¬¹ú¼Òϸ¾úÄÍÒ©¼à²âÑо¿×飨BRSSG£©2001Äê¡¢2002ÄêµÄͳ¼ÆÊý¾Ý±íÃ÷¹úÄÚ¶à¼ÒÒ½ÔºÁÙ´²·ÖÀëµÄÍ­Â̼ٵ¥°û¾ú¶ÔÑÇ°·ÅàÄϵÄÄÍÒ©ÂÊÒÑ·Ö±ð´ï13.1£¥¡«19.1£¥£Û3£¬4£Ý£»MYSTICϸ¾úÄÍÒ©¼à²â×éÔÚ2002ÄêµÚ42½ìICAAC»áÉϱ¨¸æÃÀ¹ú¶ÔÍ­Â̼ٵ¥°û¾ú£¨1999¡«2002£©¼à²â½á¹ûʱ£¬ÁгöÍ­Â̼ٵ¥°û¾ú¶ÔÑÇ°·ÅàÄÏ£¬Í·æßßÁ뿵ÄÃô¸ÐÂʾùΪ86.9£¥£¬Í·æßËûà¤Ãô¸ÐÂÊΪ83.2£¥£Û5£Ý£¬ÎÒÔº·ÖÀëµÄÍ­Â̼ٵ¥°û¾ú¶ÔÑÇ°·ÅàÄϵÄÄÍÒ©ÂʽöΪ0.9£¥£¬Ã÷ÏÔµÍÓÚÉÏÊö±¨¸æ£¬¿ÉÄÜÓëÁÙ´²½ÏÑϸñµÄ¿ØÖÆʹÓøÃÒ©Óйء£°¢Ã׿¨ÐÇ¡¢Íײ¼Ã¹ËصÄÄÍÒ©ÂÊΪ5.6£¥£¬10.3£¥£¬ÊÇÒòΪ°±»ùÌÇÜÕÀàÒ©ÎïËäÈ»Óп¹Í­Â̼ٵ¥°û¾úµÄ»îÐÔ£¬µ«ÆäÉö¶¾ÐԽϴó£¬Ö÷ÒªÓÃÔÚÁªºÏÖÎÁÆʱʹÓã¬ÁÙ´²½ÏÉÙµ¥¶ÀʹÓá£Èý´úÍ·æß¾úËØ-Í·æßßÁë¿£¬·úà­ÅµÍªÀà-»·±ûɳÐǾùÒÔ13.1£¥µÄÄÍÒ©ÂʵÍÓÚÆäËûÈý´úÍ·æß¾úËØ£¬±íÏÖ³ö½ÏºÃµÄ¿¹¾ú»îÐÔ£¬Í·æßßÁ뿵ÄÄÍÒ©ÂÊÓëMYSTICµÄ±¨¸æ»ù±¾Ïàͬ¡£         ÖµµÃ×¢ÒâµÄÊǦ£­ÄÚõ£°·Ã¸ÒÖÖƼÁµÄ¸´ºÏÒ©Îï¿ÉÒÖÖÆϸ¾ú²úÉúÖÊÁ£½éµ¼µÄ¹ãÆצ£­ÄÚõ£°·Ã¸£¬Ê¹Òò²úø¶øÖÂÄÍÒ©µÄ¾úÖê
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