 [ Symptoms ] do not think this is the correct spelling for this but it sounds like plancus likcus have little bumps on my arms and legs does not itch had biopsy on a few and thats what they call it [ Disease ] i am afraid that numbness could be caused by peroneal nerve compression by the screws you need to see an orthopedic surgeon for revision of the current status as if it is ok to remove the rod and screws … i think you have gained weight recently and that could be a cause try to lose weight also as possible increase your calcium intake vitamin d