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Classic progressive supranuclear palsy syndrome

Disease definition

Classical progressive supranuclear palsy, also known as Richardson's syndrome, is the most common clinical variant of progressive supranuclear palsy (PSP; see this term), a rare late-onset neurodegenerative disease characterized by postural instability, progressive rigidity, supranuclear gaze palsy and mild dementia.

ORPHA:240071

  • Synonym(s):
    • Classic PSP syndrome
    • Richardson syndrome
    • Steele-Richardson-Olszewski disease
  • Prevalence: 1-9 / 100 000
  • Inheritance: Not applicable 
  • Age of onset: Adult
  • ICD-10: G23.1
  • OMIM: 601104  609454  610898
  • UMLS: C0038868
  • MeSH: -
  • GARD: -
  • MedDRA: -

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