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Start free with EleplanParkinsonian-pyramidal syndrome
ORPHA:171695Disease
Also called Pallidopyramidal syndrome
What it is
Parkinsonian-pyramidal syndrome is a rare, genetic, neurological disorder characterized by the association of both parkinsonian (i.e. bradykinesia, rigidity and/or rest tremor) and pyramidal (i.e. increased reflexes, extensor plantar reflexes, pyramidal weakness or spasticity) manifestations, which vary according to the underlying associated disease (e.g. neurodegenerative disease, inborn errors of metabolism).
Key facts
- Age of onset
- Adolescent, Adult
- Inheritance
- Autosomal recessive
- Classified as
- Disease
Signs and symptoms
Common30–79%
21- Abnormal autonomic nervous system physiology
- Babinski sign
- Bradykinesia
- Cognitive impairment
- Dysphagia
- Dystonia
- Hyperreflexia
- Hypomimic face
- Intention tremor
- Monotonic speech
- Myoclonus
- Neurogenic bladder
- Postural instability
- Rigidity
- Shuffling gait
- Sleep abnormality
- Slow saccadic eye movements
- Spasticity
- Substantia nigra gliosis
- Talipes equinovarus
- Visual hallucinations
These ranges are how often a sign appears across everyone diagnosed, not a prediction for one person — most people have some of these and not others. Orphanet also records findings that are specifically absent in this disease; those are in the data but not listed here.
Genes
ICD-10 codes
ICD-10 has no distinct code for most rare diseases, so many are filed under the nearest available one. A shared code identifies the group, not this disease — the ORPHAcode above is what identifies it.
Related health topics
Reached through the ICD-10 categories this disease is filed under, so these describe the broader group rather than this disease specifically.
Benefit programs to look at
Programs whose eligibility touches the same ICD-10 categories. Eligibility is decided by the administering agency, never by this page.
Cross-references
Orphadata Science: Free access data from Orphanet. © INSERM 1999. Data version 2026-06-23. Available under CC BY 4.0. This is a reference, not medical advice.
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