Stiff person spectrum disorder
ORPHA:3198· ICD-10 G25.8
Definition
A rare neurological disorder comprising fluctuating trunk and limb stiffness, painful muscle spasms, task-specific phobia related to walking, an exaggerated startle response, and often ankylosing deformities such as fixed lumbar hyperlordosis.
- Prevalence
- 1-9 / 1 000 000
- Inheritance
- Not applicable
- Age of onset
- Adolescent, Adult, Childhood, Elderly, Infancy