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Guineaworm Disease/Dracunculiasis

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  • 1. Dr. Rajkumar Patil Asstt.Prof., Dept. of Community Medicine, AVMC, Pondicherry Dracunculiasis- Guineaworm Disease (GWD)
  • 2. Statement of problem
    • Global burden of cases has been reduced by
    • 99% from over 3.5 million in the 1980's
    • to approximately 10,000 in 2005
    • 9 countries of Sub-Saharan Africa are endemic
    • Ghana and Sudan reported approx. 9500 cases(2005)
    • GWD eradicated from India in 2000,last case in July 1996
  • 3. Larvae active in water for 6 days 15 days for development of larvae in cyclops (intermediate host)
  • 4. Agent Factors Dracunculus medinensis, nematode worm M-2cm F-60-120cm Reservoir Infected person Host factors All ages, both sex susceptible Repeated infection in same individual (no immunity) Environmental factors Step wells: Summer ,Ponds: June-Sept, Temp:25-30 C Mode of transmission Oral: Consumption of water containing cyclops harbouring the infective stages of the parasite
  • 5. Can guinea-worm disease be eradicated?
    • first parasitic disease set for eradication
    • diagnosis is easy
    • the transmission agent "cyclops" , is not a mobile vector
    • incubation period in both cyclops and human is of limited duration
    • interventions are effective, low cost, easy implementation
    • the disease has a limited geographic distribution
    • success in eradicating the disease in several countries
    • no known animal reservoir
  • 6.  
  • 7.  
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  • 9. An emerged Guinea worm is being pulled out from a small girl in Africa
  • 10.  
  • 11.  
  • 12. What is the treatment for Guinea worm disease? No medication, only Analgesics/antibiotics Worm can be surgically removed before an ulcer forms Guinea worm removal
  • 13. Thank you