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Article
May 7, 1982

Documented Rocky Mountain Spotted Fever in Wintertime

JAMA. 1982;247(17):2403-2404. doi:10.1001/jama.1982.03320420053034
Abstract

ROCKY Mountain spotted fever (RMSF) is the most severe rickettsial disease of man in North America and is generally considered to be a seasonal disease.1-3 The overwhelming majority of cases occur between the months of April and October.4,5 This mostly warm-weather period also happens to be the time of maximum activity of the ixodid ticks that serve as both reservoir and vector for the disease.

We report a case of RMSF during a prolonged cold winter period in February 1981 in North Carolina. This case is interesting not only because of its temporal occurrence but also because the etiologic agent was isolated and there was no tick bite history associated with it.

Report of a Case  In early February 1981, a 6-year-old boy, a resident of rural eastern North Carolina who resides in a single-family dwelling on a partially cleared 3-acre wooded tract with his parents, two siblings

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