Urinary tract infections due to Trichosporon spp. in severely ill patients in an intensive care unit

Rev Bras Ter Intensiva. 2015 Jul-Sep;27(3):247-51. doi: 10.5935/0103-507X.20150045.
[Article in English, Portuguese]

Abstract

Objective: To evaluate the incidence of urinary tract infections due to Trichosporon spp. in an intensive care unit.

Methods: This descriptive observational study was conducted in an intensive care unit between 2007 and 2009. All consecutive patients admitted to the intensive care unit with a confirmed diagnosis were evaluated.

Results: Twenty patients presented with urinary tract infections due to Trichosporon spp. The prevalence was higher among men (65%) and among individuals > 70 years of age (55%). The mortality rate was 20%. The average intensive care unit stay was 19.8 days. The onset of infection was associated with prior use of antibiotics and was more frequent in the fall and winter.

Conclusion: Infection due to Trichosporon spp. was more common in men and among those > 70 years of age and was associated with the use of an indwelling urinary catheter for more than 20 days and with the use of broadspectrum antibiotics for more than 14 days. In addition, patients with urinary infection due to Trichosporon spp. were most often hospitalized in intensive care units in the fall and winter periods.

Objetivo: Avaliar a incidência de infecções do trato urinário por Trichosporon spp. em uma unidade de terapia intensiva.

Métodos: Estudo descritivo observacional realizado em uma unidade de terapia intensiva no período de 2007 a 2009. Foram analisados todos os pacientes consecutivos que internaram na unidade de terapia intensiva e tiveram o diagnóstico confirmado.

Resultados: Vinte pacientes apresentaram infecções do trato urinário por Trichosporon spp. A prevalência foi maior no sexo masculino (65%) e na faixa etária superior a 70 anos (55%). A mortalidade foi de 20%. A média de permanência na unidade de terapia intensiva foi de 19,8 dias. Seu aparecimento esteve relacionado ao uso pregresso de antibióticos e foi mais frequente no período que compreendeu o outono e o inverno.

Conclusão: A infecção por Trichosporon spp. predominou no sexo masculino, de idade acima de 70 anos, com uso de sonda vesical de demora por mais de 20 dias e com uso de antibióticos de amplo espectro acima de 14 dias. Os pacientes que apresentaram a infecção urinária por Trichosporon spp. ficaram internados nos setores de terapia intensiva, com maior frequência, no período de outono e inverno.

MeSH terms

  • Adult
  • Age Factors
  • Aged
  • Anti-Bacterial Agents / administration & dosage
  • Cohort Studies
  • Female
  • Humans
  • Incidence
  • Intensive Care Units*
  • Length of Stay
  • Male
  • Middle Aged
  • Prevalence
  • Retrospective Studies
  • Risk Factors
  • Seasons
  • Sex Factors
  • Trichosporon / isolation & purification*
  • Trichosporonosis / epidemiology*
  • Trichosporonosis / microbiology
  • Urinary Tract Infections / epidemiology*
  • Urinary Tract Infections / microbiology

Substances

  • Anti-Bacterial Agents