Last reviewed: 21 Apr 2022
Last updated: 22 Dec 2020
Summary
Definition
History and exam
Key diagnostic factors
- dysuria
- urgency
- frequency
- suprapubic pain
- costovertebral angle pain
More key diagnostic factors
Other diagnostic factors
- hesitancy
- nocturia
- enlarged prostate
- tender prostate
- rectal/perineal pain
- fever/rigors
- urethral discharge
Other diagnostic factors
Risk factors
- benign prostatic hypertrophy
- urinary tract stones
- urologic surgery, instrumentation
- urethral strictures
- age >50
- previous UTI
- catheterization
- anal sex
- vaginal sex
- recent hospitalization
- uncircumcised
More risk factors
Diagnostic investigations
1st investigations to order
- dipstick urinalysis
- urine microscopy
- urine culture
- Gram stain
More 1st investigations to order
Investigations to consider
- CT renal tract
- ultrasound
- plain x-ray kidneys, ureters, and bladder (KUB)
- intravenous urogram (IVU)
More investigations to consider
Treatment algorithm
INITIAL
asymptomatic bacteriuria before urologic procedure
ACUTE
not severe and tolerating oral therapy
severe or not tolerating oral therapy
Contributors
Authors
Timothy J. Benton, MD

Regional Chairman
Residency Program Director
Associate Professor
Department of Family and Community Medicine
Texas Tech University Health Sciences Center
Permian Basin Campus
Odessa
TX
Disclosures
TJB declares that he has no competing interests.
Peer reviewers
Richard Viken, MD
Professor of Family Medicine and Chairman of the Department of Family Medicine
University of Texas Health Sciences Center
Tyler
TX
Disclosures
RV declares that he has no competing interests.
Robert Pickard, MD, FRCS (Urol)
Professor of Urology
Institute of Cellular Medicine
Newcastle University
Newcastle upon Tyne
UK
Disclosures
RP declares that he has no competing interests.
Differentials
- Benign prostatic hypertrophy (BPH)
- Prostatitis
- Pyelonephritis
More DifferentialsGuidelines
- Guidelines on urological infections
- Urologic Procedures and Antimicrobial Prophylaxis
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