What are viral skin diseases?

There are many kinds of viral skin diseases, and the transmission routes are not the same, for example, the most common is through respiratory contact, such as rubella, scarlet fever, etc., many are through the respiratory tract, including herpes zoster, etc., but also through the respiratory tract to spread. There are also some digestive tract transmission, this is also a lot; There are also some spread through direct contact, such as this common infectious granuloma, even flat warts, there are condyloma acuminatum, etc. It can be spread more through direct skin contact, after the skin mucosa is damaged. In addition, there are some erythema rash type, showing viral rash on the skin, common such as measles, infant acute rash, etc.