Resumen

TROYES R, Lucinda, FUENTES T, Luis, TROYES R, Mario et al. Etiología del síndrome febril agudo en la provincia de Jaén, Perú 2004-2005. Rev. perú. med. exp. salud publica, ene.-mar. 2006, vol.23, no.1, p.5-11. ISSN 1726-4634.

Objective: To know the etiology of acute febrile syndrome in patients presenting to three healthcare facilities in Jaen  province,between May 2004 and April 2005. Materials and methods: A prospective and descriptive study was performed  in three healthcare facilities:Jaen General Hospital,Bellavista Support Hospital and Morro Solar Health Center.Patients  between 5 and 65 years were included.They had fever for less than eight days and with no apparent infectious etiology.  Initially patients were screened with a thick smear blood test for malaria and a thin smear for Bartonellosis.Patients  reported as negative for these test underwent a second blood test which included the following assays:IgM ELISA and  microagglutination for leptospirosis,IgM ELISA for dengue fever,Mayaro,Oropuche and Venezuelan equine encephalitis,  and indirect immunofluorescence for Rickettsiosis. Results: Of 1039 febrile patients included,a diagnosis was made  in 80 65,4%)ases:P.alciparum malaria in 12 30,0%),eptospirosis in 15 11,1%),engue ever n 05 10,1%), P.vivax malaria in 76 (7,3%),leptospirosis and dengue fever in 30 (2,9%),rickettsiosis in 15 (1,4%),and leptospirosis  plus dengue plus Rickettsiosis in 3 (0,3%).Most frequent Leptospira serovars were varilla (35,7%)and bratislava (32,5%). Conclusion: Malaria is the main cause of acute febrile syndrome in Jaen.It is also noteworthy the presence  of leptospirosis in second place,above dengue fever;it is necessary to include this condition,as well as Bartonellosis  and Rickettsiosis in the differential diagnosis.

Palabras llave: Syndromic suveillance; Febril syndrome /etiology; Malaria; Leptospirosis; Dengue; Bartonellosis; Tifus; Peru (source:DeCS BIREME).