A nematode, includes T. britovi, T. nativa, T. pseudospiralis, T. spiralis.
Eating infected, poorly cooked, meat.
T. nativa : Arctic, subarctic bears, horses. Eat a black bear, get Trichinella (PubMed) with extra added thrombotic complications. In Alaska eating undercooked Walrus. Walrus sushi? goo goo goo joob.
T. britovi: Temperate, subarctic boar, horses, foxes.
T. pseudospiralis : Arctic Birds, omnivorous mammals and Temperate, subarctic bears and Subarctic bears.
T. nelsoni : Southern Africa hyenas and Tropical Africa lions, panthers.
Diarrhea, abdominal discomfort and vomiting severity depending on the worm burden. Then systemic dissemination causes fever, periorbital edema and myositis with pain, swelling, and weakness that often moves from the head down.
Post exposure prophylaxis in Germany was effective for preventing illness. "Mebendazole may be particularly suitable for the use in PEP as (a) it is poorly absorbed in the gastrointestinal tract, leading to a high concentration in the lumen , and (b) it was shown to be highly effective against intestinal stages of the parasite . Albendazole, on the other hand, may be more useful should the larvae have already migrated and have become established in the muscles (PubMed).