ORPHA:681
Hypokalemic periodic paralysis
Also called Westphall disease
- Body system
- Neurological diseases
- Inheritance pattern
- Autosomal dominant
- Typical age of onset
- Adolescent, Childhood
- Estimated prevalence
- 1-9 / 100 000 (Europe)
- Rarity class
- 1-9 / 100 000
ORPHA:681 is classified under "Neurological diseases" in the Orphanet nomenclature.
Common signs
- EMG abnormality
- Paralysis
- Episodic flaccid weakness
- Abnormal muscle fiber morphology
- Mildly elevated creatine kinase
- Increased intramyocellular lipid droplets