aboratory issues for pidemiologists World Health Org - PDF document

Laboratory issues for © World Health Organization 2007All rights reserved. No part of the contents of this CD-ROM may be repro-duced, changed, adapted, translated, stored in a retrieval system or trans-mitted in any form or by any means without prior permission of the copy-right holder, except to make a security backup. Requests for permissions,with a statement of the purpose and extent, should be addressed to WHOPress, World Health Organization, 20 Avenue Appia, 1211 Geneva 27,Switzerland (fax: +41 22 791 4806; e-mail: permissions@who.int).The designations employed and the presentation of the material on thisCD-ROM do not imply the expression of any opinion whatsoever on thepart of the World Health Organization concerning the legal status of anycountry, territory, city or area or of its authorities, or concerning the delimi-tation of its frontiers and boundaries. Dotted lines on maps representapproximate border lines for which there may not yet be full agreement.The mention of specific companies or of certain manufacturersÕ productsdoes not imply that they are endorsed or recommended by the WorldHealth Organization in preference to others of a similar nature that are notThe World Health Organization does not warrant that the informationcontained on the CD-ROM is complete and correct. The Organization shallnot be liable for any damages incurred as a result of use of the data or programs.The procedures and programs used for access to or display of the datacontained on the CD-ROM may not be reproduced, changed, adapted,translated, stored in a retrieval system (except for backup copies) or trans-mitted in any form or by any means without the prior permission of thecopyright holder.WHO/CDS/EPR/LYO/2007.4 LABORATORY ISSUES FOR EPIDEMIOLOGISTS Main competency to be acquired:identify the role of the laboratory in public health surveillanceSpecific learning objectives:understand the principles of laboratory-based surveillanceMain competencies to be acquired:work with the laboratory to improve quality assuranceSpecific learning objective:ensure that the corresponding laboratory has the highest possible level of NTERPRETATIONOFRESULTSMain competencies to be acquired:interpret laboratory test results taking into account sensitivity, test specificity andSpecific learning objectives:- interpreting positive and negative results- interpreting positive highly specific test results interpret laboratory results according to: - frequency of disease- host relationshipinterpret names of tests and unities:- critical thinking if the identified pathogen is the responsible pathogen LABORATORY ISSUES FOR EPIDEMIOLOGISTS To maximize learning for the trainees, facilitators must have the appropriate training andexpertise in each subject area. The materials contained in the CD-ROM were peer-reviewed and pilot-tested by FETPIndia in January 2006. We welcome your feedback and suggestions to improve the materials, including pointing out any errors you may find. We would like to thank all participating partners for their contribution to this package: We also gratefully acknowledge the work of the investigation teams who conductedthe real field work behind the materials we have developed. Finally we would like tothank all the different colleagues and partner agencies who reviewed parts of thematerials or provided input towards its development. Canadian Field Epidemiology Program,http://www.phac-aspc.gc.ca/cfep-pcet/index.htmlEuropean Programme for Intervention www.epiet.orgEpidemiology TrainingField Epidemiology Training www.cdc.gov/descd/india.htmlProgram IndiaInstitut Pasteurwww.pasteur.frMoH ThailandhttpWHO Indiawww.whoindia.org LABORATORY ISSUES FOR EPIDEMIOLOGISTS - provide patient information- package and store it taking into account UN rules for safe transport- dangerousness of pathogenICROBIOLOGICALMETHODSMain competency to be acquired:identify key laboratory methods relevant to selected syndromes and / or suspected pathogensSpecific learning objectives:understand how key microbiological methods workunderstand the pros and cons of each microbiological methodreview the principles of immunology that are required to understand laboratoryunderstand how epidemiologists can make use of various microbiological consider, according to the context: limited time frame for antigen/pathogen consider, for each method: time-lag to obtain results, cost, qualification needs, sensitivity, specificity, limitations LABORATORY ISSUES FOR EPIDEMIOLOGISTS How is the content organized?The learning objectives of the different sections of the module are listed on pages 7-10 of3 - Transport4 - Microbiological methods5 - Typing6 - Antimicrobial resistance8 - Quality Control9 - Interpretation of resultsThe training materials are divided into 3 types of documents: lecturesbackground documentsThe materials are sorted by: