The disease happens when the fungus attacks the nail through the nail fold. It then infiltrates the new nail plate and then migrates distally. This form of onychomycosis is usually considered as a clinical marker of human immunodeficiency virus infection. It can also arise secondary to local trauma.
Homefacts City Report. Dayton is located in Armstrong County, PA. The population is 452. There are 1 public schools in Dayton with an average Homefacts rating of B+. The total crime rate for Dayton is very low, and there are 4 registered sex offenders residing in the city. Unemployment in Dayton is high and the median home sales price is $0.
Dayton is a home rule-class city[3] along a bend of the Ohio River in Campbell County, Kentucky, in the United States. The population was  5,338 at the 2010 census.[4] It is less than 3 miles (5 km) from downtown Cincinnati, Ohio.