title: [Sinus extrasystole].
abstract: A rare clinical case is described pertaining to a 70-year-old female patient with atherosclerotic cardiosclerosis accompanied by a combination of sinus and ventricular extrasystole. The importance of rhythmography and the criterion of allorhythmia is emphasized as being he indices that help to improve the diagnosis of sinus extrasystole.
mesh_terms: D000293:Adolescent; D000368:Aged; D005117:Cardiac Complexes, Premature / Q000175:diagnosis / Q000209:etiology; D003327:Coronary Disease / Q000150:complications; D005260:Female; D006801:Humans; D008297:Male; D009449:Neurocirculatory Asthenia / Q000150:complications
vernacular_title: Sinusovaia ekstrasistoliia