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Urinary Catheters


February 16th, 2021

Catheter-Associated UTI

  • Clinical Features of Cystitis

  • Burning around the catheter
  • Urge to urinate despite passing urine
  • Lower abdominal pain
  • Cloudy urine
  • Haematuria
  • Foul smelling urine
  • Low grade fevers
  • Clinical Features of Pyelonephritis

  • As with cystitis
  • Flank pain
  • Nausea / vomiting
  • Fevers / systemic features
  • Pathogenesis of Catheter-Associated UTI

  • The catheter acts as a bridge for ascension of bacteria into the bladder
  • Residual bladder volume increases risk of infection
  • Risk of biofilm creation
  • Prevention

  • Insert catheters only when clinically indicated
  • Rationalise the duration of the catheter
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