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Human spotted fever rickettsial infections
George B Schoeler1, Cecilia Morón, Allen Richards
1U.S. Navy Disease Vector Ecology and Control Center, Silverdale, Washington, USA.
Emerging Infectious Diseases
|April 15, 2005
Summary
Spotted fever group rickettsial infections were confirmed in 18% of patients across Peru. This study confirms the presence of spotted fever rickettsiosis in diverse Peruvian regions.
Area of Science:
- Infectious Diseases
- Microbiology
- Epidemiology
Background:
- Spotted fever group rickettsioses are emerging infectious diseases globally.
- Limited data exists on the prevalence of spotted fever group rickettsial infections in Peru.
- Rickettsial infections can cause significant morbidity and mortality if untreated.
Purpose of the Study:
- To investigate the presence and prevalence of spotted fever group rickettsial infections in Peruvian patients.
- To document laboratory-confirmed cases of spotted fever in different geographical areas of Peru.
Main Methods:
- Serum specimens were collected from 170 patients across 4 sites in Peru.
- Serological tests were performed to detect evidence of spotted fever group rickettsial infection.
Main Results:
- A total of 30 out of 170 patients (18%) tested positive for spotted fever group rickettsial infections.
- The infections were identified in patients from diverse geographical locations within Peru.
- The confirmed infections were considered the likely cause of the patients' illnesses.
Conclusions:
- This study provides the first laboratory confirmation of spotted fever group rickettsial infections in Peru.
- The findings highlight the importance of considering rickettsial diseases in the differential diagnosis for febrile illnesses in Peru.
- Further epidemiological studies are warranted to understand the full scope of spotted fever group rickettsial infections in the region.