A Truini, M Haanpää, R Zucchi, F Galeotti, G D Iannetti, A Romaniello, G Cruccu
OBJECTIVE: We evaluated the reliability of laser-evoked potentials (LEPs) as a diagnostic tool in patients with post-herpetic neuralgia (PHN), i.e. a chronic painful condition that causes small-diameter fibre dysfunction. Furthermore, we sought information on pathophysiology of PHN pain. METHODS: We recorded 'late' LEPs after stimulation of the supraorbital, upper cervical, lower cervical, upper thoracic, mid thoracic, and lower thoracic territories in 12 control subjects and 40 patients with PHN...
April 2003: Clinical Neurophysiology: Official Journal of the International Federation of Clinical Neurophysiology