Delayed Diagnosis of Disseminated Mycobacterium genavense Infection in a Human Immunodeficiency Virus-Negative Young WomanTortoli, Enrico ScD*; Mannino, Roberta ScD*; Carvalho, Anna Cristina MD†; Matteelli, Alberto MD†Infectious Diseases in Clinical Practice: July 2011 - Volume 19 - Issue 4 - pp 286-287 doi: 10.1097/IPC.0b013e3181fc6e92 Case Reports Abstract Author Information We report here a case of Mycobacterium genavense-disseminated infection in a human immunodeficiency virus-negative young patient under immunosuppressive treatment for autoimmune chronic hepatitis type I. The diagnosis was achieved thanks to the detection of Mycobacterium genavense-specific DNA in a hepatic biopsy embedded in paraffin for histologic examination 2 years before. From the *Regional Reference Center for Mycobacteria, Careggi University Hospital, Florence and †Institute of Infectious and Tropical Diseases, University of Brescia, Brescia, Italy. Correspondence to: Enrico Tortoli, Centro Regionale di Riferimento per la Diagnostica dei Micobatteri, Piastra dei Servizi, A.O.U. Careggi, largo Brambilla 3, 50134 Firenze, Italy. E-mail: email@example.com. The authors have no funding or conflicts of interest to disclose. © 2011 Lippincott Williams & Wilkins, Inc.