Parkinsonian syndrome

Domain : Diagnosis

Category : Learn more

Simplified definition

Refers to a brain disease that combines the three main symptoms of Parkinson’s disease (tremors, slowed movements, and muscle stiffness), to which other symptoms may be added, but that has a different cause.

Source: Houria Aiouaz, for Alzheimer Foundation

Referenced definition

“[…] A motor syndrome that manifests as rigidity, tremors, and bradykinesia.”

Source: Shrimanker I, Tadi P, Sánchez-Manso JC. Parkinsonism. Treasure Island (FL): StatPearls Publishing, 2022.


“Parkinson’s disease is one of the most frequent manifestations of the parkinsonian syndrome with 75% incidence among all forms of parkinsonism.”

Source: Moreno AM, Nascimento JF, Armada L, Orsini M, Tavares MS, da Silva Catharino AM. Parkinsonian syndrome after chikungunya: A case study. Int J Case Rep Images 2022;13:101293Z01AM2022.


  • The term “parkinsonian syndrome” should not be confused with Parkinson’s disease.
  • A parkinsonian syndrome can lead to a false diagnosis of Parkinson’s disease.



Parkinsonian syndrome : RELATED DEFINITIONS


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