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Up to: Hereditary neuromuscular disease · Muscular channelopathy · Familial long QT syndrome · Familial periodic paralysis
Andersen-Tawil syndrome
Andersen's syndrome (AS) is a rare disorder characterized by periodic muscle paralysis, prolongation of the QT interval with a variety of ventricular arrhythmias (leading to predisposition to sudden cardiac death) and characteristic physical features: short stature, scoliosis, low-set ears, hypertelorism, broad nasal root, micrognathia, clinodactyly, brachydactyly and syndactyly.
This condition has no sub-types.