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Purple urine bag syndrome.
B P Pillai1, V H Chong, A M Yong
1Department of Medicine, Raja Isteri Pengiran Anak Saleha Hospital, Bandar Seri Begawan, BA 1710, Brunei Darussalam.
Singapore Medical Journal
|June 5, 2009
Summary
Purple urine bag syndrome is a rare condition causing purple discoloration of urinary catheter bags. This phenomenon, linked to urinary tract infections and specific bacterial metabolites, indicates increased patient morbidity and mortality.
Area of Science:
- Medical Science
- Clinical Medicine
- Urology
Background:
- Purple urine bag syndrome (PUBs) is a rare clinical phenomenon.
- It involves the discoloration of urinary catheter bags and tubing to a purple hue.
- This syndrome is associated with urinary tract infections (UTIs).
Observation:
- The purple discoloration arises from the presence of indigo and indirubin pigments.
- These pigments are identified as metabolites of tryptophan.
- Specific bacterial enzymes, sulphatase and phosphatase, play a role in pigment formation.
Findings:
- PUBs is linked to increased morbidity and mortality rates.
- The syndrome's occurrence suggests a more severe clinical picture than a standard UTI.
- A case report details this rare phenomenon in a 68-year-old female patient.
Implications:
- Early recognition of PUBs is crucial for patient management.
- Understanding the metabolic pathways involved can guide diagnostic and therapeutic strategies.
- This case highlights the importance of recognizing rare clinical presentations in patient care.
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