In children with isolated AV block, permanent ventricular pacing site is an important determinant of LV function, with LVFS being significantly higher with LV pacing than with RV pacing.
van Geldorp, I. E., Delhaas, T., Gebauer, R. A., Frias, P., Tomaske, M., Friedberg, M. K., Tisma-Dupanovic, S., Elders, J., Früh, A., Gabbarini, F., Kubus, P., Illikova, V., Tsao, S., Blank, A. C., Hiippala, A., Sluysmans, T., Karpawich, P., Clur, S.-A., Ganame, X., et al. (2011). Impact of the permanent ventricular pacing site on left ventricular function in children: a retrospective multicentre survey. Heart (British Cardiac Society). https://doi.org/10.1136/heartjnl-2011-300197