Department of Laboratory Medicine, Iwate Medical University School of Medicine, Morioka 020-8505, Japan. yuyamada@iwate-med.ac.jp
Abstract:
Bartonella quintana, known to cause various clinical symptoms, is increasingly recognized as one important cause of culture-negative endocarditis. We report a case of infectious endocarditis with B. quintana on the prosthetic valve, accompanied by proteinase 3-antineutrophil cytoplasmic antibody-positive collagen vascular disease-like symptoms 1 year earlier.