Giardia is arguably the most common parasite infection of humans worldwide, and the second most common in the United States after pin-worm. Between 1992 and 1997, the Centers for Disease Control and Prevention (CDC) estimated that more than 2.5 million cases of giardiasis occur annually. 1 мар. 2004 г.
What are the 5 most common parasites?
In the United States, the most common foodborne parasites are protozoa such as Cryptosporidium spp., Giardia intestinalis, Cyclospora cayetanensis, and Toxoplasma gondii; roundworms such as Trichinella spp. and Anisakis spp.; and tapeworms such as Diphyllobothrium spp. and Taenia spp.
What are the 3 most common parasites?
There are three main classes of parasites that can cause disease in humans: protozoa, helminths, and ectoparasites.
What are the two most common parasitic infections to infest humans?
Examples of parasitic infections The most common ones found in North America include Giardia infections (through contaminated water) and toxoplasmosis (spread by cats).
Where are parasitic infections most common?
Parasitic infections are more common in rural or developing areas than in developed areas. In developed areas, these infections may occur in immigrants, in returning travelers, or in people with a weakened immune system. Parasites usually enter the body through the mouth or skin.
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