Skip directly to site content Skip directly to page options Skip directly to A-Z link Skip directly to A-Z link Skip directly to A-Z link
Volume 9, Number 9—September 2003
Dispatch

Tick-borne Relapsing Fever Caused by Borrelia hermsii, Montana

Tom G. Schwan*Comments to Author , Paul F. Policastro*, Zachary Miller†, Robert L. Thompson†, Todd Damrow‡, and James E. Keirans§
Author affiliations: *Rocky Mountain Laboratories, National Institutes of Health, Hamilton, Montana, USA; †Group Health Cooperative of Puget Sound, Seattle, Washington, USA; ‡Department of Public Health, State of Montana, Helena, Montana, USA; §Georgia Southern University, Statesboro, Georgia, USA

Main Article

Table

Summary of relapsing fever patients exposed in western Montana during July–August, 2002

Case no. Patient age (y)a Sex Onset Signs/Symptoms Initial blood smear Final laboratory results
1
54-
M
July 30b
38.9°C–39.4°C temperature, rash, headache, myalgia, arathralgia
Spirochete negative
Seropositive by IFAc and Western blot
2
5
F
August 10
40.6°C temperature., vomiting, diarrhea, headache, myalgia
Spirochete positive
Mouse inoculation positive; isolation of B. hermsii
3
43
M
August 16
Fever, headache, myalgia, arthralgia
Spirochete positive
Mouse inoculation positive; isolation of B. hermsii
4
43
F
August 30
38.9°C–39.4°C temperature, vomiting, diarrhea, headache
Spirochete negative
Mouse inoculation negative; no isolation
5 13 M August 11 40.6°C temperataure, vomiting, headache Spirochete positive Mouse inoculation and isolation not attempted

aConfirmed cases with demonstration of spirochetes in blood; presumptive cases with appropriate manifestations but no spirochetes detected.
bThis patient relapsed on August 6.
cIFA, immunofluoresence assay

Main Article

Page created: January 03, 2011
Page updated: January 03, 2011
Page reviewed: January 03, 2011
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
file_external