Multiple System Atrophy

Multiple system atrophy (MSA) is a degenerative neurological disorder characterized by a combination of the following: Progressive damage to the autonomic nervous system, commonly leading to low blood pressure upon standing, difficulty urinating, and/or abnormal breathing during sleep Muscle rigidity +/- tremor and slow movement (Parkinsonism) Poor coordination / unsteady walking (ataxia) When autonomic failure predominates, the term Shy-Drager Syndrome is often used. MSA is associated wit ...