trichuriasis

Trichuriasis is a common intestinal parasitic disease caused by the infestation of Trichuris trichiura in the cecum, appendix, and ascending colon of the human body. It is widely distributed, with the highest incidence rates in tropical and subtropical regions. It is prevalent throughout China, especially in rural areas. Patients are mainly children, and severe infections can affect the growth and development of children. Mild and moderate infections may be asymptomatic; severe infections present with diarrhea, bloody stools, tenesmus, rectal prolapse, anemia, and malnutrition.