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Entamoeba histolytica

Entamoeba histolytica. Classification of Entamoeba histolytica Phylum :- Protozoa Class :- Lobosea Order :- Amoebiae Family :- Sarcodina Genus :- Entamoeba histolytica. Introduction.

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Entamoeba histolytica

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  1. Entamoeba histolytica

  2. Classification of Entamoeba histolytica Phylum :- Protozoa Class :- Lobosea Order :- Amoebiae Family :- Sarcodina Genus :- Entamoeba histolytica

  3. Introduction Intestinal and luminal portozoa significant to human health include Entamoeba histolytica (Ameba); Balantidium coli (Ciliate); Isosporabelli (Sporozoa). 0.5-50% world wide , 1-3% in the USA. Infection is associated with poor hygiene . Humans are the princapal host; although dogs, cats and rodents may be infected.

  4. Morphology and life cycle 1-Trophozoite 2- PreCyst 3- Cyst 4- Metacyst

  5. Pathogenesis 1- Amoebic – dysentry. 2- Amebiasis. 3- Ameborma. 4- Amoebic hepatitis (liver abscesses). 5- Pulmonary amebiasis (Lung abscesses). 6- Brain abscesses. 7- Cutanneaus amebiasis. 8- Appendicitis.

  6. Diagnosis Symptoms, history, epidemiology. Laboratory By: 1- Parasite is found in stoole (Trophozoite). 2- Serodiagnosis. 3- Cultiration of the organism. 4- Biopsy or Aspiration by: a – hemagglutination b – complement fixsation

  7. Treatment 1- Metronidazole (flagyl) (3 times 3 mg/kg) every day mouth (5-10) days 2- emetin hydrochloride. Diodoquine. 3- Dehydrometin - dihydrochloride. After that Titracyclen Cycle (5 days). 4- Dilodohydroxy quine (650 mg 3times, 20 days).

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