What do you call disease when it’s spread from one part of your body to another part of your body and infects your entire body

What do you call disease when it’s spread from one part of your b…?

http://www.chacha.com/question/what-do-you-call-disease-when-it’s-spread-from-one-part-of-your-body-to-another-part-of-your-body-and-infects-your-entire-body

There are many diseases that spread throughout the body. Are you looking for the term “infectious disease”?