Enteroparasitosis producida por Entamoeba histolytica, el cual bajo la forma vegetativa
invade y se multiplica dentro de la pared del intestino grueso, hígado y otros órganos.
Su presencia ha sido reportada en diversos lugares del Perú
2. MATERIAL DE ESTUDIO
1) Trofozoitos de E. histolytica en deposiciones humanas disentéricas y coloreadas
con H.F.
2) Preparación histopatológica de intestino grueso humano con lesiones producidas
por trofozoitos E. histolytica, coloreado con H.E.
3) Preparación histopatológica de hígado humano con lesiones producidas por esta
amiba (coloración: H.E.)
4) Quistes de E. histolytica en deposiciones humanas.
3. MORFOLOGIA
1) Observe al microscopio trofozoitos fijados y coloreados de E. histolytica, Dibuje y
ponga nombres a sus estructuras:
2) Observe quistes de E. histolytica en muestra fecal; dibuje y ponga nombres a sus
estructuras
3) ¿Qué otras especies de amibas infectan el intestino del hombre?
Naegleria fowleri, Acanthamoeba castellani, Balamuthia mandrilaris, Sappinia
pedata.
4) Observe la preparación histopatológica de intestino grueso humano.
Localice las lesiones amibianas. Describa la úlcera, forma y contenido.
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