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Epidemiology of amebiasis

Epidemiology of amebiasis. Dr. Nicolas Padilla Professor of Pediatrics and Researcher Nursing and Obstetrics School of Celaya University of Guanajuato. Introduction. Amebiasis is a worlding disease. Principal frequency in countries with a deficiency in sanitary conditions.

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Epidemiology of amebiasis

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  1. Epidemiology of amebiasis Dr. Nicolas Padilla Professor of Pediatrics and Researcher Nursing and Obstetrics School of Celaya University of Guanajuato

  2. Introduction • Amebiasis is a worlding disease. • Principal frequency in countries with a deficiency in sanitary conditions. • It is more frequent in tropical countries. • Poorest areas.

  3. Frequency

  4. Frequency • 10-20% of the world population. • Colombia and Brazil 40%. • Arabia 30%. • Mexico 27%.

  5. Mortality in Mexico • 1980 23% • 1998 < 1%

  6. Entamoeba histolytica • It was described more than 100 years ago. • It has two forms: infectant (cyst) or vegetative (trophozoite).

  7. Transmission • Faeces- mounth • Contaminated water • Contaminated meals • Street vendors of meals

  8. Factors for the development of amebiasisFor the ameba • Phatogenicity of ameba, its virulence. • Amebas pathogenic and non-pathogenic

  9. Factors for the development of amebiasisFor the host • Nutritional status • Age • Sex • Immunologic condition

  10. Factors for the development of amebiasisFor the environment • Management of water • Management of waste • Habits nutritionals and hygienics

  11. Chemoprophylaxis • It is the method for to make prevention by chemical substance. • It is used in Mexico, with albendazole, to control the diseases by plathelmyntes and nemathelmyntes.

  12. Chemoprophylaxis • Quinfamide

  13. Studies on chemoprophylaxis • In Mexico, administration of quinfamide each 3 months during one year, in children, had 12.5% of frequency of amebiasis.

  14. Conclusions • The chemoprophylaxis scheme is a line of control of amebiasis, but also, we should increase the personel hygienic habits, to avoid eat in the streets and, to avoid the fecalism.

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