Lymphadenopathy and fever that developed in a woman in Tbilisi, Georgia, most likely were caused by a ratborne Bartonella strain related B. tribocorum and B. elizabethae. The finding suggests that this Bartonella strain could be spread by infected rats and represents a potential human risk.
Keywords: Bartonella; Georgia; Tbilisi; bacteria; cat scratch disease; lymphadenopathy; rats; vector-borne infections; zoonoses.