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Entamoeba coli (larger) and Entamoeba histolytica (smaller) cysts

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Entamoeba histolytica at least three stool specimens should be examined, six permanent smears from different sites should be prepared while a sigmoidoscopy is being preformed Found: 8/7/16 medical-labs.net

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Entamoeba histolytica (ameba). Infection occurs by ingestion of infective cysts from feces, hands, food, fomites, and flies. Excystation occurs in the small intestine; asexual multiplication and trophozoites in the large intestine. Infective cysts are released through the feces. Diagnosis by recovery/identification of cysts or trophozoites from feces or intestinal mucosa. Image from CDC via Pinterest, information from Medical Parasitology, A Self-Instructional Text.

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