Urinary tract infection: Difference between revisions

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== Definition ==
 
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* Bacterial infection of the urinary tract, either lower (cystitis) or upper (pyelonephritis)
 
* Bacterial infection of the urinary tract, either lower (cystitis) or upper (pyelonephritis)
 
* When UTI causes sepsis syndrome, often referred to as urosepsis
 
* When UTI causes sepsis syndrome, often referred to as urosepsis
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== Criteria ==
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* Diagnostic criteria include clinical and laboratory symptoms:
 
* Diagnostic criteria include clinical and laboratory symptoms:
 
** Two or more clinical symptoms:
 
** Two or more clinical symptoms:

Revision as of 10:41, 5 September 2019

  • Bacterial infection of the urinary tract, either lower (cystitis) or upper (pyelonephritis)
  • When UTI causes sepsis syndrome, often referred to as urosepsis

Criteria

  • Diagnostic criteria include clinical and laboratory symptoms:
    • Two or more clinical symptoms:
      • Fever > 38ΒΊC
      • Urinary urgency or frequency
      • Acute dysuria
      • Hypogastric pain
      • Costovertebral angle tenderness
    • One or more laboratory finding:
      • Bacteriuria (> 100,000 CFUs/mL)
      • Pyuria (>10 WBCs/HPF)

Etiology

Investigations

  • Labs
    • Urinalysis has high NPV (~100%) if negative for leukocyst esterase and nitrites is negative

References

  1. ^  Dimitri M. Drekonja, Barbara Trautner, Carla Amundson, Michael Kuskowski, James R. Johnson. Effect of 7 vs 14 Days of Antibiotic Therapy on Resolution of Symptoms Among Afebrile Men With Urinary Tract Infection. JAMA. 2021;326(4):324. doi:10.1001/jama.2021.9899.