严重急性呼吸道症候群.ppt

Severe Acute Respiratory Syndrome (SARS) 嚴重急性呼吸道症候群;SARS;與時間賽跑SARS的全球疫情;WHO 5/8/2003;Case Definitions for Surveillance of SARS WHO 5/1/2003;;Case Definitions for Surveillance of SARS Suspect case WHO 5/1/2003;Case Definitions for Surveillance of SARS Suspect case WHO 5/1/2003;Case Definitions for Surveillance of SARS Probable case WHO 5/1/2003;Case Definitions for Surveillance of SARS WHO 5/1/2003;Case Definitions for Surveillance of SARS Reclassification of cases WHO 5/1/2003;Case Definitions for Surveillance of SARS Reclassification of cases WHO 5/1/2003;Case Definitions for Surveillance of SARS Reclassification of cases WHO 5/1/2003;Case Definitions for Surveillance of SARS WHO 5/1/2003;At this time, WHO is maintaining surveillance for clinically apparent cases only ie probable and suspect cases of SARS. Testing of clinically well contacts of probable or suspect SARS cases and community based serological surveys are being conducted as part of epidemiological studies which may ultimately change our understanding of SARS transmission. However, persons who test SARS CoV positive in these studies will not be notified as SARS cases to WHO at this time.;Where laboratory tests are not available or not done, probable SARS cases as currently defined above should continue to be reported in the agreed format. Suspect cases with positive laboratory results will be reclassified as probable cases for notification purposes only if the testing laboratories use appropriate quality control procedures. ;No distinction will be made between probable cases with or without a positive laboratory result and suspect cases with a positive result for the purposes of global surveillance. WHO will negotiate sentinel surveillance of SARS with selected partners to collect detailed epidemiological, laboratory and clinical data. Cases that meet the surveillance case definition for