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Stiff person spectrum disorder
What is Stiff person spectrum disorder?
A rare neurological disorder comprising fluctuating trunk and limb stiffness, painful muscle spasms, task-specific phobia, an exaggerated startle response, and ankylosing deformities such as fixed lumbar hyperlordosis.
Other condition names
Moersch-Woltman syndrome
SMS
SPS
Stiff man syndrome
Inheritance type
Not applicable
Prevalence
Europe: 1-9 in 1,000 000
Age of Onset
Adult
Orphadata: Free access data from Orphanet. © INSERM 1999. Available on
"https://www.orphadata.com"
. Data version 1.3.16 / 4.1.7.