Trichinosis

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Trichinosis, also known as trichinellosis, is a parasitic disease caused by roundworms of the Trichinella genus. During the initial infection, invasion of the intestines can result in diarrhea, abdominal pain, and vomiting. Migration of larvae to muscle, which occurs about a week after being infected, can cause swelling of the face, inflammation of the whites of the eyes, fever, muscle pains, and a rash. Minor infection may be without symptoms. Complications may include inflammation of heart muscle, central nervous system involvement, and inflammation of the lungs. Trichinosis is mainly spread when undercooked meat containing Trichinella cysts is eaten. Wild meat is more likely to contain the parasite. In North America this is most often bear, but infection can also occur from pork, boar, and dog meat. Several species of Trichinella can cause disease, with T. spiralis being the most common. After the infected meat has been eaten, the larvae are released from their cysts in the stomach....

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