ORGANISM 1 -- Entamoeba histolytica
GENERAL CHARACTERISTICS
COMMON NAME: Montezuma's revenge.
GEOGRAPHICAL DISTRIBUTION: Cosmopolitan prevalent in the tropics and
subtropics.
PATHOGENESIS: Pathogenic.
HABITAT
Primary Site: Intestional Mucosa (colon).
Secondary Site: Liver, lungs, brain.
INTERMEDIATE HOST: None.
RESERVOIR HOST: Other mamalls.
INFECTED FORM: Mature quadrinucleated cyst.
MODE OF INFECTION: Ingestion.
LABORATORY IDENTIFICATION:
SPECIMEN SOURCE: Feces.
Figure 1-4. Life cycle of Entamoeba histolytica.
MD0842
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