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Volume 13, Number 1—January 2007

Letter

Saint Louis Encephalitis Virus, Brazil

Adriano Mondini*1, Izabela Lídia Soares Cardeal*1, Eduardo Lázaro†, Silva H. Nunes*, Cibele C. Moreira*, Paula Rahal‡, Irineu L Maia*§, Célia Franco*§, Delzi V. N. Góngora*§, Fernando Góngora-Rubio*§, Eliana Márcia Sotello Cabrera*§, Luiz Tadeu Moraes Figueiredo¶, Flavio Guimarães da Fonseca#, Roberta Vieira Moraes Bronzoni*, Franscisco Chiaravalloti-Neto*, and Maurício Lacerda Nogueira*§Comments to Author 

Author affiliations: *Faculdade de Medicina de São José do Rio Preto, São José do Rio Preto, São Paulo, Brazil; †Secretaria Municipal de Saúde, São José do Rio Preto, São Paulo, Brazil; ‡Universidade Estadual Paulista, São José do Rio Preto, São Paulo, Brazil; §Hospital de Base de São José do Rio Preto, São Paulo, Brazil; ¶Universidade de São Paulo, Ribeirão Preto, São Paulo, Brazil; #Universidade Federal de Minas Gerais, Belo Horizonte, Minas Gerais, Brazil;

Main Article

Table

Clinical data, 6 patients with Saint Louis encephalitis, Brazil, 2006*

Patient no. (age)Sample tested by RT-PCRDate of hospital admissionInitial diagnosis 
at admissionSigns, symptoms, 
selected laboratory results
1 (27 y)SerumFeb 25Dengue feverClinical: fever, abdominal pain, diarrhea
Serum: AST 58 IU/mL, ALT 69 IU/mL
2 (7 mo)SerumMar 06Dengue hemorrhagic fever, viral encephalitisClinical: fever, abdominal pain, melena, petechiae, positive tourniquet test
Serum: platelets 311,000 /mm3, hematocrit 29%
CSF: 13 cells/mm3, lymphocytes 86%, 
monocytes 14%
3 (37 y)SerumApr 22Dengue hemorrhagic feverClinical: fever, headache, chills, myalgia, maculopapular rash, positive tourniquet test
Serum: hematocrit 43%, platelets 280,000/mm3
History: previous DENV infection (2002)
4 (34 y)SerumApr 23Dengue hemorrhagic feverClinical: fever, headache, chills, myalgia, maculopapular rash, positive tourniquet test
Serum: platelets 141,000/mm3, hematocrit 38%, AST 81 IU/mL, ALT 56 IU/mL
5 (5 y)CSFJun 05Viral meningoencephalitisClinical: fever
CSF: 286 cells/mm3, lymphocytes 60%, polymorphonuclear cells 37%, eosinophils 3%
6 (11 y)CSFJun 07Viral meningoencephalitisClinical: fever, facial palsy
CSF: 12 cells/mm3, lymphocytes 100%

*RT-PCR, reverse transcription–PCR; AST, aspartate aminotransferase; ALT, alanine aminotransferase; CSF, cerebrospinal fluid; DENV, dengue virus.

Main Article

1These authors contributed equally to this work.

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