The occurrence of polyneuropathy in association with monoclonal gammopathy of undetermined significance(MGUS) is quite common. However, reports of MGUS associated cranial neuropathies are rare. A 63 year-old womenwas presented with diplopia and swallowing difficulty. Neurological examination showed limitation of abduction ofright eye, right peripheral facial palsy, decreased hearing and gag reflex, left side deviation of uvula, and decreasedDTR. Sensorimotor polyneuropathy were observed with elctrophysiological studies. Protein and immunoelectrophoresisrevealed IgG
