Urinary tract infection: Difference between revisions

From IDWiki
No edit summary
Line 17: Line 17:
   
 
* Typical organisms include:
 
* Typical organisms include:
βˆ’
** E. coli
+
** ''[[E. coli]]''
βˆ’
** S. saprophicitus
+
** ''[[S. saprophicitus]]''
   
 
== Investigations ==
 
== Investigations ==

Revision as of 11:31, 17 August 2019

Definition

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