Whipworm

Whipworm (scientific name Trichuris trichiura), also known as the human whipworm, is a roundworm that causes a parasitic infection known as trichuriasis. The whipworm is named for its whip-like shape, with a thicker posterior end and a long, thin anterior end.

Life Cycle

The life cycle of the whipworm begins when eggs are ingested, typically through contaminated soil. The eggs hatch in the small intestine, and the larvae then move to the large intestine where they mature into adult worms. The adult worms attach to the intestinal wall and lay eggs, which are passed in the feces. If the feces contaminate the soil, the cycle can begin again.

Symptoms and Diagnosis

Infections with a small number of whipworms are often asymptomatic. However, heavy infections can cause abdominal pain, diarrhea, and anemia. In children, heavy infections can lead to growth retardation and cognitive impairment.

Diagnosis of whipworm infection is typically made by identifying whipworm eggs in a stool sample. Other diagnostic methods include colonoscopy and serological tests.

Treatment and Prevention

Treatment for whipworm infection typically involves antiparasitic medications such as mebendazole or albendazole. In severe cases, hospitalization may be required.

Prevention of whipworm infection involves proper sanitation, including the use of toilets and the washing of hands with soap and clean water. In areas where whipworm is common, mass drug administration may be used to control the infection.

See Also

• Parasitic worms
• Soil-transmitted helminthiasis
• Neglected tropical diseases

References

Whipworm Resources
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