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Acta Medica Colombiana
Print version ISSN 0120-2448
Abstract
BUITRAGO-GOMEZ, NATHALIA; HERRERA-ESCANDON, ÁLVARO; NEGRETE-SALCEDO, ALBERTO and QUINONEZ-CALVACHE, CARMEN. Apical hypertrophic cardiomyopathy Yamaguchi syndrome. Acta Med Colomb [online]. 2021, vol.46, n.4, pp.54-57. Epub May 02, 2022. ISSN 0120-2448. https://doi.org/10.36104/amc.2021.2082.
Introduction:
apical hypertrophic cardiomyopathy (HCM) accounts for 15% of patients with HCM in Japan. However, in our country it is a rare diagnosis. In this entity, the apex is almost exclusively affected, most commonly in the left ventricle. It is diagnosed by finding apical thickening greater than 15 mm or a ratio of left ventricular apical to basal wall thickness >1.3-1.5. It is treated symptomatically with beta blockers and automatic defibrillator implantation for primary prevention of sudden death.
Case presentation:
a 59-year-old patient in whom apical HCM, or Yamaguchi syndrome, was found incidentally.
Conclusion:
apical HCM is a rare entity, in many cases asymptomatic. Its prompt diagnosis allows early treatment and prevents cardiovascular outcomes, including fatal ones. (Acta Med Colomb 2021; 46. DOI:https://doi.org/10.36104/amc.2021.2082).
Keywords : hypertrophic cardiomyopathy; electrocardiography.