Andersen Syndrome
MESHD050030
A form of inherited long QT syndrome (or LQT7) that is characterized by a triad of potassium-sensitive periodic paralysis, VENTRICULAR ECTOPIC BEATS, and abnormal features such as short stature, low-set ears, and SCOLIOSIS. It results from mutations of KCNJ2 gene which encodes a channel protein (INWARD RECTIFIER POTASSIUM CHANNELS) that regulates resting membrane potential.
Synonyms
- Syndrome, Andersen
- Andersen-Tawil Syndrome
- Andersen Cardiodysrhythmic Periodic Paralysis
- Andersen Cardiodysrythmic Periodic Paralysis
- Andersen Tawil Syndrome
- Syndrome, Andersen Tawil
- Long QT Syndrome 7
- Periodic Paralysis, Potassium-Sensitive Cardiodysrhythmic Type
- Periodic Paralysis, Potassium Sensitive Cardiodysrhythmic Type
- Potassium-Sensitive Periodic Paralysis, Ventricular Ectopy, and Dysmorphic Features
Source last updated 2026-05-24T15:25:04.520Z