Sudden Cardiac Death Risk Assessment

Cardiology

See treatment and investigations.

Causes

  • Ischaemic heart disease (most)
  • HCM, DCM, ARVC
  • Channelopathies (LQTS, Brugada, CPVT)
  • WPW, valvular disease

Investigations

  • ECG, echo, exercise test
  • Cardiac MRI (fibrosis/scar)
  • Holter, EP study
  • Genetic testing

Management

  • ICD: primary prevention if EF ≤35% + NYHA II-III on optimal Rx ≥3 mo; secondary if aborted SCA/sustained VT
  • Correct reversible causes
  • β-blocker, ARB/ACEi, MRA in HFrEF

Related in WardRound

Educational — verify locally.

WardRound

WardRound

Clinical Decisions in Seconds