UTI PCR
Urinary Tract Infection (UTI) PCR testing offers a highly advanced, molecular approach to diagnosing infections with speed and precision. Compared to conventional urine culture, PCR provides several significant advantages:
1. Rapid Results
PCR detects bacterial DNA directly, allowing results in hours instead of days. This leads to faster clinical decisions and earlier targeted treatment.
2. Superior Sensitivity & Specificity
PCR identifies pathogens even when present in very low quantities, making it far more sensitive than traditional culture. It can detect organisms that are slow-growing, difficult to culture, or completely unculturable.
3. Comprehensive Pathogen Detection
PCR panels can simultaneously detect dozens of bacteria, viruses, and fungi in a single test, ensuring no clinically relevant pathogen is missed.
4. Accurate Antibiotic Resistance Detection
Many UTI PCR panels include antimicrobial resistance (AMR) genes, enabling clinicians to choose the most effective therapy from the start, reducing trial-and-error treatment.
5. Improved Outcomes for Complicated UTIs
It is especially beneficial for patients with:
- recurrent infections
- chronic UTIs
- prior antibiotic exposure
- catheter-associated UTIs
- immunocompromised conditions
PCR’s accuracy helps prevent misdiagnosis and inappropriate therapy.
6. Reduces Unnecessary Antibiotic Use
By pinpointing the exact pathogen and resistance markers, PCR guides precision therapy, reducing broad-spectrum antibiotic use and helping combat antimicrobial resistance.
7. High Accuracy Even After Antibiotics
Unlike culture, which may be falsely negative after antibiotic initiation, PCR can still detect pathogen DNA—critical for patients already on therapy.
8. Minimal Sample Requirement
Only a small urine sample is needed, making the test easy and convenient for patients.
| Bacteria | Fungus | AMR |
| Acinetobacter baumannii | Candida albicans | Beta Lactamase (CTX-M-Grp1) |
| Actinotignum schaalii | Candida auris | Beta Lactamase Resistance (SHV) |
| Aerococcus urinae | Candida glabrata | Beta Lactamase Resistance (TEM) |
| Bacteroides fragilis | Candida parapsilosis | Carbapenem Resistance (NDM) |
| Citrobacter freundii/braakii/koseri | Candida tropicalis | Carbapenem Resistance (OXA) |
| Enterobacter cloacae | Epidermophyton floccosum | Fluoroquinolone Resistance (qnr) |
| Enterococcus faecalis | Trichophyton rubrum | Fluoroquinolone Resistance (gyrA) |
| Enterococcus faecium | Methicillin Resistance (MecA) | |
| Escherichia coli | Sulfonamide Resistance (Sul1) | |
| Klebsiella aerogenes | Tetracycline Resistance (tetB) | |
| Klebsiella oxytoca | Tetracycline Resistance (tetM) | |
| Klebsiella pneumoniae | Trimethoprim Resistance (DfrA1) | |
| Morganella morganii | Vancomycin Resistance (VanA) | |
| Prevotella bivia | Vancomycin Resistance (VanB) | |
| Proteus mirabilis | Vancomycin Resistance (VanM) | |
| Proteus vulgaris | ||
| Pseudomonas aeruginosa | ||
| Serratia marcescens | ||
| Staphylococcus aureus | ||
| Staphylococcus haemolyticus | ||
| Staphylococcus saprophyticus | ||
| Streptococcus agalactiae | ||
| Streptococcus pyogenes |