Stiff-person syndrome
ICD-10 Code
G25.82
Stiff-person syndrome
Definition
Stiff-man syndrome (SMS) is 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.
Also known as Moersch-Woltman syndrome, Stiff Person Syndrome, Stiff-man syndrome, stiff-person syndrome — per MONDO