Moraxella lacunata rarely causes invasive diseases. We report a 78-year-old man with human immunodeficiency virus infection who presented with symmetric polyarticular septic arthritis involving bilateral upper and lower extremity joints caused by M. lacunata. In our literature review, 11 cases of septic arthritis have been associated with Moraxella species.
*Departments of Neurology and †Medicine, Baylor College of Medicine, Houston, TX.
No conflict of interest is declared from all authors.
Address correspondence and reprint requests to Lee Lu, MD, Ben Taub General Medicine Section, Department of General Medicine, Baylor College of Medicine, 2RM-81-001, 1504 Taub Loop, Houston, TX 77030. E-mail: email@example.com.