Tickborne Relapsing Fever

elapsing fever - Borreliosis that isn't Borrelia burgdorferi - figures from the CDC

http://www.cdc.gov/mmwr/preview/mmwrhtml/mm6403a3.htm…

Tickborne Relapsing Fever — United States, 1990–2011

Joseph D. Forrester, MD1,2, Anne M. Kjemtrup, DVM, PhD3, Curtis L. Fritz, DVM, PhD3, Nicola Marsden-Haug, MPH4, Janell B. Nichols5, Leslie A. Tengelsen, PhD, DVM6, Rick Sowadsky, MSPH7, Emilio DeBess, DVM8, Paul R. Cieslak,...

CDC.GOV