How does fever rash cause?

There are many causes of fever and rashes. Generally speaking, there are several categories of causes. The first is viral infection, such as emergency treatment for children, measles, which is caused by viral infection, AIDS, HIV infection, which can also cause fever and rashes. The second category is bacterial infection, such as scarlet fever, which is a fever caused by streptococcal infection and an infectious disease accompanied by rashes. A third category is autoimmune diseases, which can also be associated with fever and rash, and others of unknown origin.