D2I2.
neurodegenerative

Multiple system atrophy

Multiple system (MSA) is a rare disorder characterized by tremors, slow movement, muscle rigidity, postural instability, and . This is caused by progressive of neurons in several parts of the brain including the basal ganglia, inferior olivary nucleus, and . MSA was first described in 1960 by Milton Shy and Glen Drager and is also known as Shy–Drager .

Underlined words are explained — tap any of them.

Symptoms — what it feels like

  • ·, , ,

Causes — why it happens

  • ·Unknown

How it's found

  • ·MRI, CT scan, autopsy

Treatment

  • ·Physical therapy, hospice care

Complications

  • · , ,

Outlook

  • ·Life expectancy 6–12 years after onset of symptoms
Plain-language summary adapted from Wikipedia. Not medical advice.