ORGANISM 6--Opisthorchis species--O. viverrini and O. felineus
GENERAL CHARACTERISTICS
COMMON NAME: Cat liver fluke.
GEOGRAPHICAL DISTRIBUTION: O. viverrini, Thailand and Laos--O. felineus,
Europe, Russia, and Vietnam.
PATHOGENESIS: Mechanical obstruction and toxic irritations in biliary passages,
jaundice.
HABITAT: Bile passages.
INTERMEDIATE HOST
FIRST: Snail.
SECOND: Fish.
Opisthorchis species--O. viverrini and O. felineus (continued)
RESERVOIR HOST: Piscivores.
INFECTIVE FORM: Metacercaria.
MODE OF INFECTION: Ingestion.
SPECIMEN OF CHOICE: Feces.
Figure 3-20. Life cycle of Opisthorchis species.
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