Stephen J. Schueler, M.D.

Overview Incidence Symptoms Evaluation Treatment specialist Home Care fever in adults fever in children warning signs Outlook Complications Underlying Cause Transmission

Relapsing Fever Transmission

Facts about relapsing fever:

  • Relapsing fever is transmitted to humans by lice infestation or a tick bite.
  • Relapsing fever caused by lice is common in Africa and South America. It is rare in the US.
  • Relapsing fever caused by ticks occurs in some Western portions of the United States, particularly in May and September.

Last Updated: Jan 4, 2011 References
Authors: Stephen J. Schueler, MD; John H. Beckett, MD; D. Scott Gettings, MD
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PubMed Relapsing Fever References
  1. Dworkin MS, Shoemaker PC, Fritz CL, Dowell ME, Anderson DE Jr. The epidemiology of tick-borne relapsing fever in the United States. Am J Trop Med Hyg. 2002 Jun;66(6):753-8. [12224586]
  2. Schwan TG, Policastro PF, Miller Z, Thompson RL, Damrow T, Keirans JE. Tick-borne relapsing fever caused by Borrelia hermsii, Montana. Emerg Infect Dis. 2003 Sep;9(9):1151-4. [14519254]
  3. Tick-borne relapsing fever in North America. Med Clin North Am. 2002 Mar;86(2):417-33, viii-ix. [11982310]
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