“…Therefore, in cases where BiVp shows an early proarrhythmic effect, it may be advisable to seek alternative programming that keeps the CRT active without inducing further VA: initial proarrhythmic effects of CRT may be solved by the long‐term antiarrhythmic effects of effective CRT. If this is not possible, alternative solutions should be considered such as endocardial LVp, which has been shown to be effective and without proarrhythmic effect 3,18,19 …”