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Start free with EleplanPrimary orthostatic tremor
ORPHA:238606Disease
Also called POT
What it is
A rare tremor disorder characterized by an isolated high frequency (>12 Hz) tremor that occurs when standing, typically in weight-bearing muscles, causing a feeling of unsteadiness or discomfort, which disappears when not standing.
Key facts
- Prevalence
- <1 / 1 000 000
- Age of onset
- Adult
- Inheritance
- Not applicable
- Classified as
- Disease
Prevalence figures describe populations, not individuals, and are often estimates from a single study. Where the figure is an incidence or a birth prevalence, it says so.
Signs and symptoms
Very common80–99%
5These 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.
ICD-10 codes
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.
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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