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Purple urine bag syndrome
Fouad Shaeriya1, Reem Al Remawy2, Azizah Makhdoom3
1Department of Nephrology, King Fahad Hospital, Jeddah, Saudi Arabia.
Summary
Purple urine bag syndrome is a rare condition where urine turns purple in patients with urinary catheters. This often indicates a urinary tract infection caused by specific bacteria.
Area of Science:
- Urology
- Infectious Diseases
- Medical Microbiology
Background:
- Purple urine bag syndrome (PUBS) is an uncommon clinical finding.
- It is primarily observed in patients with indwelling urinary catheters.
Observation:
- Patients presenting with PUBS often exhibit a distinct purple discoloration of their urine within the collection bag.
- This phenomenon is typically associated with prolonged catheterization and immobility.
Findings:
- The purple coloration results from a chemical reaction involving specific microorganisms within the urinary tract.
- Certain bacteria, such as Klebsiella pneumoniae and Providencia stuartii, are implicated in the metabolic pathways leading to purple pigment formation.
Implications:
- PUBS serves as a potential clinical marker for urinary tract infections (UTIs) in catheterized patients.
- Early recognition can prompt timely antibiotic intervention, preventing complications associated with UTIs.
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