J Neurol Neurosurg Psychiatry 44:670-676 doi:10.1136/jnnp.44.8.670
  • Articles

Post-encephalitic Parkinsonism: current experience

  1. David Rail,
  2. Carl Scholtz,
  3. Michael Swash
  1. Department of Neurology, The London Hospital, London
  2. Department of Neuropathology, The London Hospital, London
  3. The London Hospital Medical College, London


      The diagnosis of post-encephalitic Parkinsonism is rarely entertained today. In this paper we discuss eight recent patients, six of whom presented in the last 20 years, that conform to the diagnosis of encephalitis lethargica. The clinical features by which the diagnosis may be made are defined so that a contemporary definition of this disorder may be attained.