Why the study?
Does high-dose beta-blocker therapy reduce exercise capacity in asymptomatic children and young adults with hypertrophic cardiomyopathy?
Population
29 consecutive newly diagnosed asymptomatic patients with familial hypertrophic cardiomyopathy, median age…
Comparison
Non-selective β-blockade or selective β-blockade… vs No active treatment plus lifestyle modifications.
Design
Cohort, 13 patients with no risk factors were randomised to metoprolol or no…
Follow-up
1 year
Authors
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Supports beta-blocker safety on exercise capacity in young HCM; hypothesis-generating and requires randomized confirmation.
Does high-dose beta-blocker therapy reduce exercise capacity in asymptomatic children and young adults with hypertrophic cardiomyopathy?
High-dose beta-blocker therapy does not significantly reduce exercise capacity beyond the effects of lifestyle modifications in asymptomatic young patients with hypertrophic cardiomyopathy.
Bratt et al. (2014) studied this question.
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