Successful surgical treatment approach for mitral valve vegetation of infective endocarditis after severe soft tissue infection with mediastinitis.

An independent 59-year-old Asian man presented with a current history of fever, left shoulder pain and unconsciousness.Contrast-enhanced computed tomography revealed mediastinitis with expansive fluid collection. During the mediastinitis treatment, huge vegetation was sequentially confirmed at the annulus of the mitral valve and was successfully treated via small right thoracotomy.