In a wounded nerve fiber, the distal segment separated from the nerve cell body, suffer an anterograde or Wallerian degeneration and within the proximal segment of the axon appear a retrograde or traumatic degeneration. The regeneration of peripheral nervous fibers is a complex process, with multiple interactions. The factors that are stimulating the regeneration of the peripheral nervous fiber...

Three cases of neuropathy with monoclonal gammopathy and amyloid deposits in peripheral nerves are described. They appeared to present a benign gammopathy because of the duration of the neuropathy in the absence of any clinical or biological sign of myeloma or macroglobulinaemia. The pathological abnormality found in the sural nerves of the three patients was characterised by a marked loss of m...