title: Encapsulation of the Björk-Shiley aortic disc valve prosthesis caused by the lack of anticoagulant treatment.
mesh_terms: D000787:Angina Pectoris / Q000209:etiology; D000925:Anticoagulants / Q000627:therapeutic use*; D001021:Aortic Valve; D001037:Aphasia / Q000209:etiology; D001772:Blood Cell Count; D006328:Cardiac Catheterization; D002933:Cineradiography; D004417:Dyspnea / Q000209:etiology; D005260:Female; D005549:Foreign-Body Reaction; D006326:Heart Auscultation; D006350:Heart Valve Prosthesis / Q000009:adverse effects*; D006493:Heparin / Q000627:therapeutic use; D006801:Humans; D008875:Middle Aged; D010291:Paresis / Q000209:etiology; D010701:Phonocardiography; D011183:Postoperative Complications; D013923:Thromboembolism / Q000209:etiology* / Q000517:prevention & control; D013927:Thrombosis / Q000209:etiology* / Q000517:prevention & control
chemical_list: D000925:Anticoagulants; D006493:Heparin