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			== Metacestode ==
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			File:Vuitton et al - International consensus on terminology - parasite200043-fig2c.png\|Metacestode
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'''Metacestode''' is the larval stage of [[tapeworms]], a group of parasitic flatworms belonging to the class [[Cestoda]]. The metacestode stage is characterized by its ability to reproduce asexually within its host, often leading to significant pathological effects.

== Life Cycle ==

The life cycle of a tapeworm typically involves two hosts. The adult tapeworm resides in the intestine of the definitive host, where it produces eggs that are excreted in the host's feces. These eggs are then ingested by an intermediate host, often a herbivorous animal. Within the intermediate host, the eggs hatch into oncospheres, which burrow through the intestinal wall and into the host's tissues, where they develop into metacestodes.

== Metacestode Morphology ==

The morphology of the metacestode can vary greatly depending on the species of tapeworm. Some metacestodes, such as those of the genus ''[[Echinococcus]]'', form large, fluid-filled cysts known as hydatids. Others, such as those of the genus ''[[Taenia]]'', form smaller cysticerci, which consist of a single invaginated scolex enclosed in a fluid-filled bladder.

== Pathology ==

The pathological effects of metacestode infection can be severe. The growth of the metacestode can cause damage to the host's tissues, and the immune response to the infection can lead to inflammation and other complications. In humans, metacestode infections can cause diseases such as [[cysticercosis]] and [[hydatid disease]].

== Treatment and Prevention ==

Treatment of metacestode infections typically involves the use of anthelmintic drugs, such as [[praziquantel]] and [[albendazole]]. Surgical removal of the metacestode may also be necessary in some cases. Prevention of metacestode infections can be achieved through proper sanitation and hygiene practices, as well as through the control of intermediate hosts.

[[Category:Parasitic animals]]
[[Category:Helminthiases]]
[[Category:Veterinary parasitology]]
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Metacestode - Revision history

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