Flashcards in UTIs Deck (16)
symptomatic bacterial infection of the urinary tract
Define: asymptomatic bacteriuria
Presence of significant amounts of bacteria in the urine but w/o symptoms
- >100'000 CFU/ml
infection of renal parenchyma either directly from urine or via hematogenous spread
How can UTIs lead to AKI?
ongoing inflammation can lead to tubular obstruction and damage --> interstitial nephritis --> AKI
What are 3 iatrogenic risk factors for UTIs?
- indwelling or foley catheters
- antibiotic use
What are 2 behavioural risk factors for UTIs?
- voiding dysfunction
- frequent or recent sexual intercourse
What are 3 anatomic/physiologic risk factors for UTIs?
- vesicoureteral reflex dysfunction
- female sex
What are 3 genetic risk factors for UTIs?
- familial tendency
- vaginal mucous properties
- susceptible uroepithelial cells
What are the 3 most common symptoms of UTI
- urinary urgency
- urinary frequency
What are 4 diagnostic tests for UTI?
- urine culture
- blood cultures
How should urine be collected for culture?
midstream urine catch
What 3 measures are reported on a urine culture?
1. uropathogen ID
3. Abx sensitivity report
what is the most common bacteria causing a UTI
When would you do a renal ultrasound?
if someone doesn't respond to therapy with pyelonephritis
What are the 2 options for empiric Abx therapy for cystitis?