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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

Epidemiology of amebiasis

Dr. Nicolas Padilla

Professor of Pediatrics and Researcher

Nursing and Obstetrics School of Celaya

University of Guanajuato

introduction
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.
frequency1
Frequency
  • 10-20% of the world population.
  • Colombia and Brazil 40%.
  • Arabia 30%.
  • Mexico 27%.
mortality in mexico
Mortality in Mexico
  • 1980 23%
  • 1998 < 1%
entamoeba histolytica
Entamoeba histolytica
  • It was described more than 100 years ago.
  • It has two forms: infectant (cyst) or vegetative (trophozoite).
transmission
Transmission
  • Faeces- mounth
  • Contaminated water
  • Contaminated meals
  • Street vendors of meals
factors for the development of amebiasis for the ameba
Factors for the development of amebiasisFor the ameba
  • Phatogenicity of ameba, its virulence.
  • Amebas pathogenic and non-pathogenic
factors for the development of amebiasis for the host
Factors for the development of amebiasisFor the host
  • Nutritional status
  • Age
  • Sex
  • Immunologic condition
factors for the development of amebiasis for the environment
Factors for the development of amebiasisFor the environment
  • Management of water
  • Management of waste
  • Habits nutritionals and hygienics
chemoprophylaxis
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.
chemoprophylaxis1
Chemoprophylaxis
  • Quinfamide
studies on chemoprophylaxis
Studies on chemoprophylaxis
  • In Mexico, administration of quinfamide each 3 months during one year, in children, had 12.5% of frequency of amebiasis.
conclusions
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.