What organ/ part of the body does the West Nile Virus affect?

west nile virus (wnv) comes many forms. if it's wnv fever, then you get headaches, rash, fatigue, etc. however, if it's neuroinvasive, then it cause wnv encephalitis, meningitis, or poliomyelitis all ociated with inflammation of the brain and/or the spinal cord.