ravo Diagnostika GmbH, a privately held company, develops and produces in-vitro diagnostic medical devices for the detection of autoimmune diseases (detection of paraneoplastic neurological syndromes = PNS) and for the detection of infectious diseases (detection of antibodies to Aspergillus fumigatus, Borrelia burgdorferi sensu lato, Candida albicans, Helicobacter pylori, Leptospira and Toxoplasma gondii)