primary orthostatic tremor
MONDO:0016546Mondo
Findings
No curated finding names primary orthostatic tremor yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.
Definition
Primary orthostatic tremor (POT), or ``shaky legs syndrome'', is a rare movement disorder characterized by fast, task-specific tremor, affecting the legs and trunk while standing.
Definition from the Mondo Disease Ontology (MONDO:0016546), read 2026-09-29. CC BY 4.0.
Features
7 features
What the disease is reported to present with, and how often among people who have it — never how often a feature means the disease. HPO, annotations 2026-09-02.
- Abnormality of movementHPOHP:0100022
- Very frequent (80% to 99% of cases)
- Abnormality of the musculatureHPOHP:0003011
- Very frequent (80% to 99% of cases)
- EMG abnormalityHPOHP:0003457
- Very frequent (80% to 99% of cases)
- Muscle spasmHPOHP:0003394
- Very frequent (80% to 99% of cases)
- TremorHPOHP:0001337
- Very frequent (80% to 99% of cases)
- MyalgiaHPOHP:0003326
- Frequent (30% to 79% of cases)
- Abnormality of extrapyramidal motor functionHPOHP:0002071
- Occasional (5% to 29% of cases)
Where it sits
- A kind of
Other names
1 name
Resolves to: primary orthostatic tremor
- Also called
- POT