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Syndrome reference sheet
Generated 13 Oct 2026
Rheumatology · Rheumatology / Neuroimmunology Stiff person syndrome
Also known as: Moersch–Woltman syndrome
Autoimmune stiffness and spasms.
- Medical specialty
- Rheumatology
- Subspecialty
- Rheumatology / Neuroimmunology
- Sex & age distribution
- Male: affected; Female: affected, 2:1; Children: rare
- Gene(s) involved
- HLA-DQB1*0201
Etiology & mechanism
Anti-GAD65 and anti-amphiphysin antibodies.
Gene(s) involved (1)
HLA-DQB1*0201
Symptoms & signs (5)
anxietyaxial stiffnesshyperlordosispainful spasmsstartle-induced spasms