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Prevalence of intestinal microsporidiosis in Human Immunodeficiency Virus-infected patients with diarrhea in major United States cities
Dworkin, Mark S; Buskin, Susan E; Davidson, Arthur J; Cohn, David L; Morse, Anne; Inungu, Jeffrey; Adams, Michael R; McCombs, Scott B; Jones, Jeffrey L; Moura, Hercules; Visvesvara, Govinda; Pieniazek, Norman J; Navin, Thomas R.
  • Dworkin, Mark S; National Center for HIV, STD, and TB Prevention. Atlanta. US
  • Buskin, Susan E; Public Health - Seattle and King County. Seattle. US
  • Davidson, Arthur J; Denver Public Health. Denver. US
  • Cohn, David L; Denver Public Health. Denver. US
  • Morse, Anne; Louisiana Office of Public Health. New Orleans. US
  • Inungu, Jeffrey; Louisiana Office of Public Health. New Orleans. US
  • Adams, Michael R; National Center for HIV, STD, and TB Prevention. Atlanta. US
  • McCombs, Scott B; National Center for HIV, STD, and TB Prevention. Atlanta. US
  • Jones, Jeffrey L; National Center for Infectious Diseases. Centers for Disease Control and Prevention. Atlanta. US
  • Moura, Hercules; National Center for Infectious Diseases. Centers for Disease Control and Prevention. Atlanta. US
  • Visvesvara, Govinda; National Center for Infectious Diseases. Centers for Disease Control and Prevention. Atlanta. US
  • Pieniazek, Norman J; National Center for Infectious Diseases. Centers for Disease Control and Prevention. Atlanta. US
  • Navin, Thomas R; National Center for Infectious Diseases. Centers for Disease Control and Prevention. Atlanta. US
Rev. Inst. Med. Trop. Säo Paulo ; 49(6): 339-342, Nov.-Dec. 2007. graf
Article Dans Anglais | LILACS | ID: lil-470514
ABSTRACT
To determine the prevalence of intestinal microsporidiosis in HIV-infected patients, we performed a prospective study of HIV-infected patients with diarrheal illnesses in three US hospitals and examined an observational database of HIV-infected patients in 10 US cities. Among 737 specimens from the three hospitals, results were positive for 11 (prevalence 1.5 percent); seven (64 percent) acquired HIV through male-to-male sexual contact, two (18 percent) through male-to-male sexual contact and injection drug use, and one (9 percent) through heterosexual contact; one (9 percent) had an undetermined mode of transmission. Median CD4 count within six months of diagnosis of microsporidiosis was 33 cells/µL (range 3 to 319 cells/µL). For the national observational database (n = 24,098), the overall prevalence of microsporidiosis was 0.16 percent. Prevalence of microsporidiosis among HIV-infected patients with diarrheal disease is low, and microsporidiosis is most often diagnosed in patients with very low CD4+ cell counts. Testing for microsporidia appears to be indicated, especially for patients with very low CD4+ cell counts.
RESUMO
Para determinar a prevalência de microsporidiose intestinal em pacientes infectados pelo HIV foi realizado um estudo prospectivo em três hospitais dos Estados Unidos da América do Norte (EUA) e analizada uma base de dados nacional composta de dados coletados de pacientes infectados pelo HIV em 10 cidades dos EUA. De um total de 737 amostras de fezes de pacientes infectados pelo HIV que apresentavam diarréia, amostras de 11 pacientes (prevalência de 1,5 por cento) foram positivas para microsporídios. Todos os positivos eram do sexo masculino e, entre eles, sete (64 por cento) pacientes adquiriram a infecção pelo HIV através de relação homossexual, dois (18 por cento) através de relação sexual e drogas injetáveis e um (9 por cento) através de contato heterosexual, enquanto que em um paciente o modo de transmissão do HIV não foi determinado. A contagem média de linfócitos CD4 realizada até seis meses do diagnóstico de microsporidiose foi de 33 células/microlitro (3 a 319 células/microlitro). A análise da base de dados nacional (n = 24.098) mostrou uma prevalência de microsporidiose de 0,16 por cento. A prevalência de microsporidiose em pacientes HIV-positivos com diarréia é baixa. Entretando, como a microsporidiose é mais frequentemente diagnosticada em pacientes com contagens de CD4 muito baixas, a indicação de pesquisa de microsporídios é justificada, especialmente para estes pacientes.
Sujets)

Texte intégral: Disponible Indice: LILAS (Amériques) Sujet Principal: Microsporidiose / Infections opportunistes liées au SIDA / Diarrhée / Maladies intestinales Type d'étude: Essai clinique contrôlé / Etude diagnostique / Étude observationnelle / Étude de prévalence / Facteurs de risque Limites du sujet: Adulte / Femelle / Humains / Mâle Pays comme sujet: Amérique du Nord langue: Anglais Texte intégral: Rev. Inst. Med. Trop. Säo Paulo Thème du journal: Médecine tropicale Année: 2007 Type: Article Pays d'affiliation: États-Unis d'Amérique Institution/Pays d'affiliation: Denver Public Health/US / Louisiana Office of Public Health/US / National Center for HIV, STD, and TB Prevention/US / National Center for Infectious Diseases/US / Public Health - Seattle and King County/US

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Texte intégral: Disponible Indice: LILAS (Amériques) Sujet Principal: Microsporidiose / Infections opportunistes liées au SIDA / Diarrhée / Maladies intestinales Type d'étude: Essai clinique contrôlé / Etude diagnostique / Étude observationnelle / Étude de prévalence / Facteurs de risque Limites du sujet: Adulte / Femelle / Humains / Mâle Pays comme sujet: Amérique du Nord langue: Anglais Texte intégral: Rev. Inst. Med. Trop. Säo Paulo Thème du journal: Médecine tropicale Année: 2007 Type: Article Pays d'affiliation: États-Unis d'Amérique Institution/Pays d'affiliation: Denver Public Health/US / Louisiana Office of Public Health/US / National Center for HIV, STD, and TB Prevention/US / National Center for Infectious Diseases/US / Public Health - Seattle and King County/US