Neupsy Key

PHENOMENOLOGY OF CATATONIA Catatonia is a syndrome that occurs in many diseases. It is not a diagnosis. No single definition exists. Its association with psychiatric disorders has been and continues…

INTRODUCTION Multiple system atrophy (MSA) is a rare and presumably sporadic neurodegenerative disorder usually occurring during the 6th decade and clinically characterized by a combination of parkinsonism, autonomic, cerebellar, or…

Movement disorders are frequently a result of prescription drugs and of illicit drug use. In this chapter, we focus on prescribed drugs but briefly mention drugs of abuse. The main…