Paediatrics Review-Enterobius vermiculatis: not always benign

摘要

Enterobius vermicularis (EV) is an extremely common gut parasite which is usually asymptomatic or may cause mild perianal irritation and pruritus. Peak prevalence rate is at 5-9 years. It is considered to be more common in temperate than tropical areas. Possible reasons include infrequent washing and change of underclothes in lower socio-economic groups, especially in winter.