ENTAMOEBAHISTOLYTICA
ENTAMOEBA HISTOLYTICA
EntamoebahistolyticEntamoeba histolyticEntamoebadisparEntamoebacoliEntamoebahartmaniNonpathogenicEndolimax nanaandproducenosymptomsIodamoelbebutschlii
Entamoeba histolytica Introduction1. The only pathogenic amoeba among all of theintestinalamoebae2. Infecting perhaps 10% of the world's population.3.Leadtoinvasive amoebiasis
Entamoeba histolytica Introduction 1. The only pathogenic amoeba among all of the intestinal amoebae 2. Infecting perhaps 10% of the world's population. 3. Lead to invasive amoebiasis
Morphology? Pay your attention to stages that have diagnostic value(Parasites stained with hematoxylin is described here.)Trophozoite & Cystoral-faecaltransmission
Morphology • Pay your attention to stages that have diagnostic value. (Parasites stained with hematoxylin is described here.) Trophozoite & Cyst – oral-faecal transmission •
Morphology(1) Trophozoite:A. Two Kinds:a. Small Trophozoite (Lumen-phase)b. Large Trophozoite(Tissue-phase)B.Vesicular nucleus(Chromatin granules,nuclearmembranekaryosome)
Morphology (1) Trophozoite: A. Two Kinds: a. Small Trophozoite (Lumen-phase) b. Large Trophozoite(Tissue-phase) B. Vesicular nucleus ( Chromatin granules, nuclear membrane, karyosome)