Intentional nontherapy in long QT syndrome

Background International guidelines advise universal beta-blocker therapy as either a class I (symptomatic or QTc ≥470 ms) or class II (asymptomatic and QTc <470 ms) recommendation for treatment of long QT syndrome (LQTS). Objective The purpose of this study was to evaluate the outcomes of a highly selected cohort of patients with LQTS managed with an observation-only (intentional nontreatment) strategy. Methods The cohort was derived from a...