question: In 08 and 09 I had knee replacement surgery. I have top of foot and above my ankle numbness since 08 rehab on my right side. The left side surgery 09 not as bad, but still, numbness above my ankle and top of my foot. It drives me crazy 24 - 7. I can walk, but I have a hard time finding shoes. I am 73 yrs old and I am not diabetic. I am ver uncomfortable.