title: Hearing impairment as the initial sign of polyarteritis nodosa.
mesh_terms: D003638:Deafness; D005260:Female; D006801:Humans; D008875:Middle Aged; D010488:Polyarteritis Nodosa / Q000175:diagnosis*; D011241:Prednisone / Q000627:therapeutic use
chemical_list: D011241:Prednisone