ABC | Volume 110, Nº6, June 2018

Original Article Reis et al Hypertrophic Cardiomyopathy Arq Bras Cardiol. 2018; 110(6):524-531 27. Spirito P, Bellone P, Harris KM, Bernabo P, Bruzzi P, Maron BJ. Magnitude of left ventricular hypertrophy and risk of sudden death in hypertrophic cardiomyopathy. N Engl J Med. 2000;342(24):1778-85. 28. Maron BJ, Rowin EJ, Casey AS, Haas TS, Chan RH, Udelson JE, et al. Risk stratification and outcome of patients with hypertrophic cardiomyopathy over 60 years of age. Circulation. 2013;127(5):585-93. 29. Chan RH, Maron BJ, Olivotto I, Pencina MJ, Assenza GE, Haas T, et al. Prognostic value of quantitative contrast-enhanced cardiovascular magnetic resonance for the evaluation of sudden death risk in patients with hypertrophic cardiomyopathy. Circulation. 2014;130(6):484-95. 30. Maron MS, Maron BJ. Clinical impact of contemporary cardiovascular magnetic resonance imaging in hypertrophic cardiomyopathy. Circulation. 2015;132(4):292-8. 31. O’Hanlon R, Grasso A, Roughton M, Moon JC, Clark S, Wage R, et al. Prognostic significance of myocardial fibrosis in hypertrophic cardiomyopathy. J Am Coll Cardiol. 2010;56(11):867-74. 32. Green JJ, Berger JS, Kramer CM, Salerno M. Prognostic value of the gadolinium enhancement in clinical outcomes for hypertrophic cardiomyopathy. JACC Cardiovasc Imaging. 2012;5(4):370-7. 33. Caetano F, Botelho A, Trigo J, Silva J, Almeida I, Venâncio M, et al. Phenotypic expression in hypertrophic cardiomyopathy and late gadoliniumenhancement on cardiacmagnetic resonance. Rev Port Cardiol. 2014;33(5):261-267. 34. Maron MS, Finley JJ, Bos JM, Hauser TH, Manning WJ, Haas TS, et al. Prevalence, clinical significance and natural history of left ventricular apical aneurysms in hypertrophic cardiomyopathy. Circulation. 2008;118(15):1541-9. 35. Harris KM, Spirito P, Maron MS, Zenovich AG, Formisano F, Lesser JR, et al. Prevalence, clinical profile, and significance of left ventricular remodeling in the end-stage phase of hypertrophic cardiomyopathy. Circulation. 2006;114(3):216-25. 36. Sorajja P, Ommen SR, Nishimura RA, Gersh BJ, Berger PB, Tajik AJ, et al. Adverse prognosis of patients with hypertrophic cardiomyopathy who have epicardial coronary artery disease. Circulation. 2003;108(19):2342-8. 37. MaronMS, Olivotto I, Betocchi s, Casey SA, Lesser JR, Losi MA, et al. Effect of left ventricular outflow tract obstruction on clinical outcome in hypertrophic cardiomyopathy. N Engl J Med 2003;348(4):295-303. 38. Efthimiadis GK, Parcharidou DG, Giannakoulas G, Pagourelias ED, Charalampidis P, Savvopoulos G, et al. Left ventricular outflow tract obstruction as a risk factor for sudden cardiac death in hypertrophic cardiomyopathy. Am J Cardiol. 2009;104(5):695-9. 39. Maron BJ, Haas TS, Maron MS, Lesser JR, Browning JA, Chan RH, et al. Left atrialremodeling inhypertrophiccardiomyopathyandsusceptibilitymarkers for atrial fibrillation identified by cardiovascular magnetic resonance. Am J Cardiol. 2014;113(8):1394-400. This is an open-access article distributed under the terms of the Creative Commons Attribution License 531

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