Medical Definition of anisakiasis
: intestinal infection caused by the larvae of a nematode (family Anisakidae and especially Anisakis simplex and Pseudoterranova decipiens) and usually contracted by eating raw or undercooked fish <Eating fish that is raw, undercooked, or lightly pickled can result in anisakiasis, an infection that is most common in Japan … but becoming more frequent in the United States …—The Alameda (California) Times-Star, 30 Sept. 2002> ◆The symptoms of anisakiasis include severe abdominal pain, nausea, and vomiting.
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