Soil transmitted helminths (STH) are the type of intestinal nematode worms which need soil to progessing of infection. Infestation of STH is often found in human and requires world’s concern. Tropical areas with bad hygiene like Indonesia are the place where infestation of STH is mostly found. Fingernails’ hygiene is one of the risk factor of STH’s infestation. The most common etiologic a…