Difference between flu and fever vs. Meningitits?

Influenza. Like night v day. Meningitis produces headache, stiff neck, nausea, vomiting, alteration in consciousness and cognition along with possible neuropathy, and if bacterial and untreated can be fatal. Influenza is a viral illness that affects multiple organs but is seldom fatal by itself (except for primary flu pneumonia). It can alter immune function and make one open to secondary infections.