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• Trematodes (Flukes)
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Flukes are parasitic flatworms that infect the blood vessels, GI tract, lungs, or liver. They are often categorized according to the organ system they invade:

• Schistosoma sp: Vasculature of the GI or GU system
• Fasciolopsis buski, Heterophyes heterophyes, and related organisms: Lumen of the GI tract
• Clonorchis sinensis, Fasciola hepatica, and Opisthorchis sp: Liver
• Paragonimus westermani and related species: Lungs and other organs such as the CNS

Last full review/revision December 2009 by Richard D. Pearson, MD

Content last modified December 2009