<prompt> Answer this question truthfullyWhat is thrombotic endocarditis, and is it caused by bacteria or not caused by bacteria?  <response>: <reason> Non-bacterial thrombotic endocarditis must be differentiated from other diseases that cause a new or changed heart murmur, multiple systemic emboli, - fever, such as infective endocarditis, degenerative valvular disease, and pulmonary infarction. 