Ascaris lumbricoides is a nematode, or roundworm, that parasitizes the human gastrointestinal tract. Worldwide, ascariasis is among the most common helminthic human infections with an estimated 800 million to 1.2 billion people infected, and it causes more than 60,000 deaths annually [4, 5]. 31 мая 2018 г.
What is the most common intestinal roundworm?
Ascariasis is the most common roundworm infection. About 10 percent of the developing world is infected with intestinal worms, according to the World Health Organization (WHO).
What is the most common parasitic worm infection in people worldwide?
Ascariasis is one of the most common human parasitic infections. It infects more than 1 billion people worldwide. Ascariasis is most common in children between 3 and 8 years old. It doesn't occur frequently in the United States.
What is the largest and most common intestinal roundworm in humans?
Ascaris lumbricoides is the "large roundworm" of humans, growing to a length of up to 35 cm (14 in). It is one of several species of Ascaris. An ascarid nematode of the phylum Nematoda, it is the most common parasitic worm in humans.
What is the most common human intestinal parasite?
The most common intestinal protozoan parasites are: Giardia intestinalis, Entamoeba histolytica, Cyclospora cayetanenensis, and Cryptosporidium spp.
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