long QT syndrome type 7 (Andersen syndrome, Andersen cardiodysrhythmic periodic paralysis, LQT7)

Genetics

• associated with defects in KCNJ2

Clinical manifestations

• clinical triad consisting of
  • K+-sensitive periodic paralysis
  • ventricular ectopy
  • dysmorphic features

Diagnostic procedures

• electrocardiogram
  • prolonged QT interval
  • ventricular ectopy

More general terms

• long QT syndrome

Additional terms

• Jervell & Lange-Nielsen syndrome

Database

• OMIM: https://mirror.omim.org/entry/170390