title: [On the etiology of aortal insufficiency].
abstract: The authors describe the results of valvulometry, traditional histological and cytological investigations of dissected valves of 1084 patients and an analysis of causes of aortal insufficiency as compared to the literature data for the last 80 years. The main causes of heart valve diseases are considered to be mesenchymal dysplasia and infective endocarditis.
authors.forename: L B
authors.initials: LB
authors.lastname: Mitrofanova
authors.forename: V K
authors.initials: VK
authors.lastname: Novikov
authors.forename: G B
authors.initials: GB
authors.lastname: Koval'skiĭ
mesh_terms: D000328:Adult; D001021:Aortic Valve / Q000473:pathology / Q000601:surgery; D001022:Aortic Valve Insufficiency / Q000209:etiology* / Q000473:pathology / Q000601:surgery; D004697:Endocarditis, Bacterial / Q000150:complications; D005260:Female; D006801:Humans; D008297:Male; D008382:Marfan Syndrome / Q000150:complications*; D008875:Middle Aged; D008944:Mitral Valve Insufficiency / Q000150:complications; D011681:Pupil Disorders / Q000150:complications*; D012214:Rheumatic Heart Disease / Q000150:complications*