Stiff Person Syndrome Differential Diagnoses

Updated: Sep 06, 2023
  • Author: Nancy Theresa Rodgers-Neame, MD; Chief Editor: Nicholas Lorenzo, MD, CPE, MHCM, FAAPL  more...
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DDx

Diagnostic Considerations

Painful tonic spasms of multiple sclerosis

Hereditary hyperekplexia

Idiopathic hyperekplexia

Cocaine-addicted infant

Startle syndrome

Hereditary startle disease

Stiff encephalomyelitis

Paraneoplastic hypertonic syndrome

Tetanus

Somatoform disorder

Myoclonic seizures

Axial torsion dystonia

Neuromyotonia (Isaac syndrome)

Schwartz-Jampel syndrome

Differential Diagnoses