I think you should look into RSD... this can follow trauma or surgery.
Here is our RSD forum:
http://neurotalk.psychcentral.com/forum21.html
The color changes, suggest this.
I'd get another opinion, to make sure the surgery was done correctly, too.
__________________
All truths are easy to understand once they are discovered; the point is to discover them.-- Galileo Galilei
************************************
.
Weezie looking at petunias 8.25.2017
****************************
These forums are for mutual support and information sharing only. The forums are not a substitute for medical advice, diagnosis or treatment provided by a qualified health care provider. Always consult your doctor before trying anything you read here.