Nematode infection

Nematode infection refers to a type of parasitic disease, or helminthiasis, caused by the infection of humans and other animals by nematodes, also known as roundworms. Nematodes are a diverse animal phylum inhabiting a broad range of environments.

Causes

Nematode infections are caused by a significant variety of omnipresent worms, most commonly found in the soil and food, which can infect the host organism's intestines, bloodstream, or other parts of the body. The most common nematodes that infect humans include Ascaris lumbricoides, Trichuris trichiura, and hookworms.

Symptoms

The symptoms of nematode infection can vary greatly depending on the type of nematode, the infected body part, and the host's immune response. Common symptoms include abdominal pain, weight loss, fatigue, and in severe cases, malnutrition and anemia.

Diagnosis

Diagnosis of nematode infection typically involves laboratory tests, including stool tests to identify the presence of nematode eggs or larvae. In some cases, blood tests may be used to detect certain types of nematodes.

Treatment

Treatment for nematode infections typically involves antiparasitic medications. The choice of medication and the duration of treatment depend on the type of nematode infection.

Prevention

Prevention of nematode infections primarily involves good hygiene practices, such as regular hand washing, proper food preparation, and avoiding contact with contaminated soil and water.

See also

• Parasitic diseases
• Helminthiasis
• Ascaris lumbricoides
• Trichuris trichiura
• Hookworms

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  World map showing deaths per million persons due to intestinal nematode infections (WHO 2012)