title: Discrete subaortic stenosis associated with calcific aortic stenosis in the elderly.
authors: Division of Cardiac Surgery, Cardiothoracic Department, University of Pisa Medical School, Via Paradisa 2, Pisa, Italy.
authors: Maria Grazia
authors: MG
authors: Croccia
authors: Maurizio
authors: M
authors: Levantino
authors: Fabio
authors: F
authors: Guarracino
authors: Uberto
authors: U
authors: Bortolotti
mesh_terms: D000369:Aged, 80 and over; D001024:Aortic Valve Stenosis / Q000453:epidemiology* / Q000473:pathology; D015897:Comorbidity; D021922:Discrete Subaortic Stenosis / Q000453:epidemiology*; D006346:Heart Septum / Q000473:pathology; D006801:Humans; D006984:Hypertrophy; D008297:Male