Purification and properties of the alpha-acetolactate decarboxylase from Lactococcus lactis subsp. lactis NCDO 2118

The authors report the case of a very large deterged aortic valve ring abscess detected at long-term after infective endocarditis during investigation of symptomatic consequent aortic regurgitation. The different imaging methods of diagnostic import are reviewed with special emphasis on the role of transoesophageal echocardiography during infective endocarditis.