Tuyển tập các báo cáo nghiên cứu về y học được đăng trên tạp chí y học Wertheim cung cấp cho các bạn kiến thức về ngành y đề tài: An occasional diagnosis of myasthenia gravis - a focus on thymus during cardiac surgery: a case report. | Journal of Cardiothoracic Surgery BioMed Central Open Access An occasional diagnosis of myasthenia gravis - a focus on thymus during cardiac surgery a case report Marco Agrifoglio1 Fabio Barili 1 2 3 Luca Dainese1 Antioco Cappai1 Faisal H Cheema3 and Paolo Biglioli1 Address Department of Cardiovascular Surgery University of Milan Via Parea 4 20138 Milan Italy 2Department of Cardiovascular Surgery S Croce Hospital Via M Coppino 26 12100 Cuneo Italy and 3Division of Cardiothoracic Surgery College of Physicians and Surgeon of Columbia University - New York Presbyterian Hospital New York USA Email Marco Agrifoglio - Fabio Barili - fabarili@ Luca Dainese - Antioco Cappai - antioki@ Faisal H Cheema - fc2020@ Paolo Biglioli - Corresponding author Published 7 October 2009 Received 9 July 2009 Journal of Cardiothoracic Surgery 2009 4 55 doi 1749-8090-4-55 Accepted 7 October 2009 This article is available from http content 4 1 55 2009 Agrifoglio et al licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License http licenses by which permits unrestricted use distribution and reproduction in any medium provided the original work is properly cited. Abstract Background Myasthenia gravis an uncommon autoimmune syndrome is commonly associated with thymus abnormalities. Thymomatous myasthenia gravis is considered to have worst prognosis and thymectomy can reverse symptoms if precociously performed. Case report We describe a case of a patient who underwent mitral valve repair and was found to have an occasional thymomatous mass during the surgery. A total thymectomy was performed concomitantly to the mitral valve repair. Conclusion The diagnosis of thymomatous myasthenia gravis was confirmed postoperatively. Following the surgery this patient was .