“…DISCUSSION The reported incidence of infective endocarditis after cardiopulmonary bypass varies between 1 and 10% (1,4,6,8,10,13,15,17). The infection is sometimes difficult to identify because unusual or "nonpathogenic" organisms are recovered and disregarded as contaminants (1,3,4,8,13,16). The delay in recognition, antibiotic resistance of the organisms, and presence of foreign bodies are factors which compound the complexity of the problem (7,8,10,17).…”