From: Sudden cardiac death in heart failure with preserved ejection fraction: an updated review
Clinical indications | Conditions |
---|---|
Lamin A/C mutation | ≥ 2 risk factors (NSVT, LVEF < 45%, nonmissense mutation, and male sex) (COR IIa) |
HCM |  > 1 of the following risk factors (COR IIa) Maximum LV wall thickness ≥ 30 mm SCD in ≥ 1 first-degree relatives presumably caused by HCM  ≥ 1 episodes of unexplained syncope within the preceding 6 months Spontaneous NSVT or an abnormal blood pressure response with exercise in the presence of age < 30 y, LGE on cardiac MRI, LVOT obstruction, LV aneurysm or syncope > 5 y (COR IIa) |
Cardiac sarcoidosis | Syncope and/or evidence of myocardial scar by cardiac MRI or PET scan (COR IIa) An indication for permanent pacing (COR IIa) Inducible sustained VA at an EP study (COR IIa) |