title: Preanesthetic cardiopulmonary bypass for mechanical mitral valve dysfunction.
authors.affiliation: Department of Cardiovascular Surgery, Türkiye Yüksek Ihtisas Hospital Ankara, Turkey.
authors.forename: Ferit
authors.initials: F
authors.lastname: Ciçekçioğlu
authors.forename: Cetin Murat
authors.initials: CM
authors.lastname: Songur
authors.forename: Emir
authors.initials: E
authors.lastname: Erol
authors.forename: Ahmet Kuddusi
authors.initials: AK
authors.lastname: Irdem
keywords: Cardiopulmonary bypass; Heart valve prosthesis; Prosthesis failure