I did not have implant I was hurt on the job. it was after a surgery was performed. I was not better in fact I got worse the pain increased 100 % and has been . the discoloration, in my arm and hand spams I have several cold . there is a lot more as the disease's progress too. other issues raise its ugly head to, stomach ,OIC due to pain meds, muscle spam, itching, burning pain, and this also moves this book goes into all that explain how and what RSD/CPRS is .