MAG and monoclonal gammopathy: Nerve enlargement was also reported for autoimmune caused neuropathies like chronic inflammatory demyelinating polyneuropathy (CIDP) [2, 3, 6], Guillain–Barre Syndrome (GBS) [7], multifocal motor neuropathy (MMN) [2, 8], demyelinating neuropathy in monoclonal gammopathy of undetermined significance (MGUS) [9], and neuropathy with anti-MAG (myelin-associated glycoprotein) antibodies [10].