Short QT

(Redirected from Short QT syndrome)

Background

Etiology

Clinical features

  • Syncope
  • Cardiac arrest
  • Palpitations
  • ECG findings:
    • QTc < 360 (males) or <370 (females)
    • In congenital short QT, also have:
      • Lack of normal QT changes with HR
      • Peaked T waves (especially in precordial leads)
      • Short or absent ST segments
      • +/- early repolarization

Management

  • Evaluate for and treat underlying causes
  • Congenital short QT: refer to cardiology, may need ICD

References