Trichuriasis

Trichuriasis: Trichuris trichiura in cecum/appendix/ascending colon; tropics/subtropics; children. Heavy: growth retardation. Light/asymptomatic; severe: diarrhea/bloody stool/tenesmus/prolapse/anemia/malnutrition.

Common Symptoms

Dysentery; diarrhea; tenesmus; abdominal pain; low fever; nausea

Causes and Pathogenesis

(1) Etiology: human = only natural host; whipworm; male 30-45 mm coiled 360°; female 35-50 mm; barrel eggs 50-54 × 22-23 µm with bipolar plugs; embryonate in soil; ~2 months to mature; lifespan 3-5 years; sensitive to dryness/heat. Transmission: fecally contaminated soil → hands/vegetables. (2) Pathogenesis: mechanical + allergic; mucosa injury; colitis; Charcot-Leyden crystals; clubbing. Light: cecum/ascending; heavy: transverse/descending/rectum; edema/hyperemia/bleeding/ulcers; mononuclear/eosinophilic infiltrate.

Treatment

Drug therapy, supportive therapy

Preventive Measures

Fecal sanitation; hygiene; water protection.

Department to Visit

It is recommended to visit the Colorectal Surgery department; an appointment can be booked on this platform before the visit.

Warm reminder: The above information is for health science reference only and cannot replace professional medical diagnosis. If you have related symptoms, please seek medical attention at a regular hospital promptly.