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water containing copepods water fleas harbouringinfective thirdstag water containing copepods water fleas harbouringinfective thirdstag

water containing copepods water fleas harbouringinfective thirdstag - PDF document

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water containing copepods water fleas harbouringinfective thirdstag - PPT Presentation

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water worm guinea disease worm water disease guinea larvae fleas center greenaway 2004 170 carter female endemic fig 100

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"        3       ! "                  :                    2        9 ;  :  9;:! =                              +                                   5 ! .           !"                                               :      496JAMC  17 FÉVR. 2004; 170 (4) water containing copepods (water fleas) harbouringinfective third-stage guinea worm larvaecopepods; the released larvaepenetrate the host's stomach and intestinal wall and enter the abdominal cavity and Fertilized female wormsmigrate toward the skin surface,usually on the lower extremities(Male worms die soon after mating)A year after infection, the female worm induces When the lesion comes into contact with water, the emerging worm releases larvae into the water source. Free-living larvae survive ony 3 days until they find a host. The immature larvae are ingested by water fleas After 2 weeks, and 2 molts within the water fleas,the larvae develop into infective larvae. Ingestion of the infected water fleas by humans completes the life cycle Stomach Guinea worm disease CMAJ 497             3    5 ! ! "                         3      8  (/*         3         !+                  !)              1     !                          ! +                          ! +   7   2         !"                                       ! '   .#)           3     .)*                         � ?     7                                                "      2                                   Treatment                                                 ! "                  ! "                      !"                      !               -/*                                       !0                                        

                     ! 6                    %        3          !         7         ! + 0               //                 .-*    !"                    ! +   =                 ,/// '5      @A,/!    )$      0               0   @A./! "      8            &#x-1; .5;     " 9 =                       .(*           !"                          Fig. 2: Foot blister induced by the female guinea worm in aperson with dracunculiasis (guinea worm disease). The Carter Center / S. Fitzgerald "             ! "                                 4                                   Eradication+ %    8 &   2           /// &   ! ;         &   % %  '  +2 =  ! %         @  (.     +  ($.               " @  0    ()#((/    +    9       +9                   2   6   ''                           ! =  ()/                                    +9!      (), " '  '            '' @0+'&5  9;:         %  & ' ! ;                        @    B '  .         " "C 8  %   D  %  0 !                           ((  9 ;                  %   & '  $         6   (( E  ((1 + ((,'      D   (($  ' (() 5 ! 1! =                  !-   ./       (),      --///      .//.  11(F % -,/,F0  )./F "  1$(F 8 )-$F =  5  -)/F'G 4+  .,,F 0  .F =  -$F 8 1.F 498JAMC 1994199719931996199719981997Formerly disease-endemic 1998 = Last indigenous case reportedCurrently disease-endemic ( 100 cases) Currently disease-endemic ( 100 cases) WHO Collaborating Center for Research, Training and Eradication of Dracunculiasis & .1F  @  , H      "                 

                   ! %                   ! 5                                !                      ! "                                        ! 5                     "      %   & '                                                    ! " 7                                            ! K                       5 ! -                               5 ! ,! K                                        !                                  "             %   & '               3       .//1!                   ./                 !             ((-        B'        1 &#x-9.7;      !?                                            !"                                   ! +         -      2      !'     %  & '        2                      " %   & '                  ()*!"                                  ! "                                       CMAJ 499 Fig. 5: A Togolese woman strains her family’s drinking waterthrough a cloth filter to prevent them from contracting guineaworm disease. The Carter Center / Emily Howard Fig. 6: A young man with guinea worm disease receives edu-cation on the life cycle of the guinea worm and how to pre-vent contamination of drinking-water sources. The Carter Center / Emily Howard ReviewSynthèse                                                               !" %   &

 Chris Greenaway GUINEAWORMDISEASEISAPARASITIC 2004;170(4):495-500 495 References!\b\n%\n=\n\n;\r\nI\n: \r \r\n0\nE\b \n=I\n5\r\r\nI%!\b\t\b\b\n\n\b\t\b\tL\n\r\r\n\n\b\b!\n\n\n\f\r\n\t\b.!'\b\t\t\n\n8\r\nI\nM\f\b\n0!\n\b\t\b\t\n \f\b\r\n\n\b\t\r\t\r\n!=\r\r\n9\n9\n5E\n9\n9=\nN\b\r\n+8!\n%\b\r\n\n\b\n\t\r%L\n\b\t\n\r\b\r\b\f\n\n\b\n\n\f\b\n\b\b!\n \n"\n1!9\t\nB\n=\b\r\f\r\n9I\nD\n8!\n%\b\r\nL\n\n\b\r\n\t\n\n-!'\b3\nB6\n=\n\n\f\r\r\nE!\n+\n\t\b\n\r\nC\b2\r\n\r\n\n\t\rL\n\r\nC\r\n\f\b\b\r\n\r\rC\r\n\t\n\r3\n\b\f\r\t\n\n=C\b!,!+\r\f\nK\nE\r\n::\n9\b\t\r\nI\n'\b\t\r\t\r\n=N\n\r\r\r\nB;\n'\r\t\nN!+\n\n\f\b\r\n\n\b\t\r\t\r\n\n\b\r\n\b\n0\b\f\r\b!\n \n"\n\n\f\r\n#$!0\t\n='\n+\r\b\r\n&:\n\n:!\n&\r\b\n\b\t\b\t\n\b\n\n\r\n0\b\f\r\bL\n\f\r\f\b\n\b\t\b\b\n\b\b\n\r\r\t\n\r\b\r\b\f\n\n\t)!\r\r\n\n;\r\n\n;\n\r\b\r\t!\n\f\f\n\f\f\n\t\f%\n\b\n\f\f\n& '(\n \f\f\b\n\n\b\n\r\b\t\n\f\r\n\b\n) H%\b\r\n\n\n.J!\nL\n@\n'\r\r\t\n\n\b\t\r\t\r\n'\n\n6\r\r\bF\n.//\n\n.-!\b\rL\n!!\fO\bOO\t\b\r\tO\f\b\rOO.!(!88\nB&\n\b\t\r\n6&!\n5\b\b\t\r\t!\n+L\n' \n%\n\r\b!\n\t*\t\n\b/!E\r\n

::!\n"\r\n\b\b\r\b\r\b\f\b\n\b\r\n\n%\b\r\n\n\b\n\r\n+!+\r\f\nK\n+\r\f\n&\n9\b\t\r\nI\n'\b\t\r\t\r\n=N\nE\r\n::!\n'\b\b\b\r\t\b\t\n\b\t\b\b\n\n\t\r\n\n \n\r\b\b\r\n\b\n\t\n\b\r\b\n\b.!&\f\nN!\n=\n6\t\b\b\n\b\t\r\t\r\t\n67\r!\n++!\n6\r\r\r\n\n\b\n\b\t\b\t\n\b\n=\n\b\t\b\nE\n\r\n0\b\f\r\b!\n\t\n!\n$\n\n\f\r!+\r\n\b\t\b\t\nP\n@\b\r\n\r\t\n((-\n\n(($\n!\n1!I\b\b\r\n&\n%\b\r\r\nD!\n\b\t\b\t!\n+L\n%\r\nIN\n9\n9\r\r65\n\r\b\t!\n\b\n\b\f\b\t\n\r\b\t\f\t\f\t\n\b\b\f\t%\n\f\t\n\r\n\b\f!\nK\n.!-!;\t\n8\n'\b\t\t\n'!\nN\f\r\n\b\t\b\b\n\r\n\n\f\b\r\n\n\b\t\r\t\r!,!8\f\t\t\r\n6\nD \n\n=\n6!\n"\r\n\r\r\n\n\b\b\b\n\n\b\t\r\b\b\f\n\b\r\t\n\b\n\r\r\b\f\n\t\r\n\b\r\b\n\b\n\f\b\r\n$!+\t\t "\b\f\n\n8\f\t\t\r\n6\n=\n6\nD \n!\nN \n\n\r\r\n\n\b\r\r\b\n\n\r\r\n\f\b\rL\n\n\t\b\f\r\b\n\r\r\n\b!)!'\b3\nB6!\n8\r\r\r\n\r\r\n\n\b\t\b\t!\n\t\n!\n$\n\n\f\r(!; \b\t\nI!\n"\r\n\f\b\r\n\n\r\b\b\n\rL\n\r\t\t\t\n\n\r\n\r!./!\n=\n;\r\r\t\t\r\nE\nM\f\b\n0\n:\b\r\nB8\n'\b\n!\n9\r\n\b\t\n\n\b\t\r\t\r.!6\f\r\t\t\n\n\f\n\b\t\b\t\n\r\b\b\nB\r\n.//.!\n!\n..!=\b\r\f\r\n9I\n:\t\n\n\

r\b\b\nB\n"\b7\b\nB\n=7 \n8!\n&\b\b\f\f\b\r\n\n\b\n\r\tL\n\r\b\r\n\r\t\n\n\r\n9\r\n\r\r!\n.!; \b\t\nI\nI\b\b\r\n&\nI\r\t\n"E\n\b\n0\n\f\r\n\n9\b\r\t\n6'!\n.1!\b\t\b\t!\n%\n\t\r\b\r\n\t\n.///!\n+\n,\b\r\f \b\n!\f.-!; \b\t\nI\nI\b\b\r\n&!\n\r\f\b\r\t\n\n\b\t\b\t\n\r\b\b!\n.,!; \b\t\nI\nI\b\b\r\n\n\b\n\n\b\r\t\n\n\b\r\n\n.$!+\r\r\b\n\n\r\n\b\b\b\b\r\t\n\b\f\n\n\r\t\r\b\r\nP\n\n((-\nH\b\t\r\n\r\n\b\n!\n\n\n+\n!\f\n+\n!\f Greenaway 500JAMC  17 FÉVR. 2004; 170 (4) Correspondence to:Dr. Chris Greenaway, Department ofMicrobiology, Sir Mortimer B. Davis Jewish General Hospital,Rm. G-143, 3755 Cote Ste. Catherine Rd., Montréal QCH3T1E2; fax 514 340-7578; ca.greenaway@mcgill.ca "\b\t\n\b\r\n\t\n\r\r\n\r\r\n\r\b\r\r! Competing interests.0\r\n\r\r! "\r\n\f\t\n\n\n\t\n\r\n\t\n\r\n\r\t\n\n\n\r%\n\b\t\b\t\n&\b\b\n'\b\f\n\r\r\n\b\r\n\n"\r\n'\r\n'\r\r\n&\b\n;!\n+\t\b\f\t\n\n\r\b\t\n\n\r\n\r\b\b\n\b\f\n\r\r\n\b\t\b\t\n&\b\b\n"\r\n'\r\n'\r\r\n\n\n\b\t\n\r\n\n./\r\n\b '\b\t\n%\r\r\n\b\t\n\n\t\t\b\t\n6\r\t\t\n\b\n\r\n\r\r\n\n8\r\b\b\r\n8%\b@\b\r\t\b\n\n\n\t\n\t\b\b\n\b\n\r\n\r\r\t\n\n8\b\b\f\n\n+\r\t\n\n\r\n8%\b\n'\r\r\n\n"\b\n\b\t\r\t\r\t\n\n\t\r\n\n\r\n\n\r8\r\b\nI\r\t\r\n'\b\nN\b\r\t\n\b\n\r\n%\b\n9\r\t\n\b\n\b\f\n\n\r