contagious itching skin disease
Infectious skin diseases of dogs include contagious and non-contagious infections or infestations. Contagious infections include parasitic, bacterial, fungal and viral skin diseases. One of the most common contagious parasitic skin diseases is Sarcoptic canine scabies.Another is mange caused by Demodex (Demodicosis), though this form of mange is not contagious. Another contagious infestation is caused by a mite, Cheyletiella. Dogs can be infested with contagious lice.ne of the most common contagious parasitic skin diseases is Sarcoptic canine scabies. Another is mange caused by Demodex (Demodicosis), though this form of mange is not contagious. Another contagious infestation is caused by a mite, Cheyletiella.