I know, I was actually thinking of starting 3 new threads on this topic because I am not sure if all of the symptoms are related.
Seriously though my flesh appears to be rotting.
I may have a touch of the hiv.
Better take some zinc lozenges.
Be safe and cut off the foot above the bite… 
A real man would just gouge out the rotting flesh with a spoon. Jack Daniels for anesthetic if you’re the girly type.