HCM Risk-SCD Calculator

5-year sudden cardiac death risk estimation in hypertrophic cardiomyopathy (ESC model).

Patient Parameters

Age (16-80 years)

Maximum LV Wall Thickness (mm)

Left Atrial Size (mm)

Maximum LVOT Gradient (mmHg)

Family history of SCDNon-sustained VT on HolterUnexplained syncope

Enter all parameters to calculate risk

Risk Thresholds (ESC 2014)

< 4%: Low risk - ICD generally not indicated
4-6%: Intermediate - ICD may be considered
≥6%: High risk - ICD should be considered

Limitations

This calculator is validated for patients aged 16-80 years. Not validated for: children, elite athletes, metabolic/infiltrative diseases, or patients with prior cardiac arrest or sustained VT.