Auditory evoked potentials acquired with frequency-specific stimuli are useful in estimating hearing sensitivity in difficult-to-test patients. Stimulus characteristics, test methods, strengths, and limitations of the auditory brainstem response, SN10 response, middle latency response, and 40-Hz response are reviewed. Clinical strategies using frequency-specific stimuli are suggested for the ev...

Conversion disorder is characterized by the presence of one or more neurological or general medical symptoms that cannot be explained by a known neurological or medical disorder (1). Several studies have reported that 5 to 15 percent of psychiatric consultations in a general hospital involve patients with conversion disorder diagnosis (2). This disorder frequently occurs in the context of other...