i would take the rest of your gear and add 1% BA to the rest! im gonna have to say it was some type of sterile factor!.. more than likely its some type of an infection. i know there is a certain type of antibiotic they reccomend but i can think of it off the top of my head....that pic was to see if u thought u were close to any nerves....your shoud be on the outside of your thigh not the inside!