title: Conduction disturbances in the Kearns-Sayre syndrome.
abstract: The Kearns-Sayre syndrome is an uncommon disease, characterized by the triad of external ophthalmoplegia, retinitis pigmentosa, and heart block. Cardiac manifestations of this syndrome in a 31-year-old man are presented. Electrocardiogram revealed intermittent left bundle branch block and right bundle branch block with left anterior hemiblock. His bundle recording disclosed a prolonged HV interval. Clinical features of the syndrome are discussed and other published cases reviewed.
mesh_terms: D000328:Adult; D006327:Heart Block / Q000209:etiology*; D006801:Humans; D007625:Kearns-Sayre Syndrome / Q000150:complications* / Q000503:physiopathology; D008297:Male; D009886:Ophthalmoplegia / Q000150:complications*