Andersen-Tawil syndrome

Definition

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.

Also known as Andersen cardiodysrhythmic periodic paralysis, Andersen syndrome, Andersen-Tawil syndrome, long QT syndrome 7, long QT syndrome type 7, LQT7 — per MONDO

Also identified as

• DOID 0050434 per MONDO
• ICD9 759.89 per MONDO
• MESH D050030 per MONDO
• NCIT C84559 per MONDO
• OMIM 170390 per MONDO
• Orphanet 37553 per MONDO
• SCTID 422348008 per MONDO
• UMLS C1563715 per MONDO

Affected Organs