JAMA - An elderly woman with dementia and an indwelling urinary catheter for urinary retention was noted to have purple urine with +2 leukocytes, +1 red blood cells, positive nitrites, and a
![Figure 2 from [Purple urine bag syndrome: An uncommon manifestation of urinary tract infection]. | Semantic Scholar Figure 2 from [Purple urine bag syndrome: An uncommon manifestation of urinary tract infection]. | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/efdf6c7894a947d2b6e11aa17728a750d0856e61/2-Figure2-1.png)
Figure 2 from [Purple urine bag syndrome: An uncommon manifestation of urinary tract infection]. | Semantic Scholar
![Urine collected from the purple urine bag. The urine itself was dark in... | Download Scientific Diagram Urine collected from the purple urine bag. The urine itself was dark in... | Download Scientific Diagram](https://www.researchgate.net/publication/51532978/figure/fig2/AS:601611395145736@1520446742407/Urine-collected-from-the-purple-urine-bag-The-urine-itself-was-dark-in-colour-but-not.png)
Urine collected from the purple urine bag. The urine itself was dark in... | Download Scientific Diagram
![Purple Urine Bag Syndrome: a Rare Benign Condition Associated with Chronic Indwelling Urinary Catheter and Bacterial Infection in an Elderly Man | SpringerLink Purple Urine Bag Syndrome: a Rare Benign Condition Associated with Chronic Indwelling Urinary Catheter and Bacterial Infection in an Elderly Man | SpringerLink](https://media.springernature.com/lw685/springer-static/image/art%3A10.1007%2Fs12262-019-01996-z/MediaObjects/12262_2019_1996_Fig1_HTML.jpg)
Purple Urine Bag Syndrome: a Rare Benign Condition Associated with Chronic Indwelling Urinary Catheter and Bacterial Infection in an Elderly Man | SpringerLink
![Purple urine bag syndrome: a colourful complication of urinary tract infection - The Lancet Infectious Diseases Purple urine bag syndrome: a colourful complication of urinary tract infection - The Lancet Infectious Diseases](https://www.thelancet.com/cms/attachment/1c4591ea-04f6-408c-973a-3088af5a583f/gr1_lrg.jpg)
Purple urine bag syndrome: a colourful complication of urinary tract infection - The Lancet Infectious Diseases
![Aisha Shaikh @aisha.shaikh.md on Threads on Twitter: "Purple Urine Bag Syndrome - What causes the color purple? 👇🏽 #NephPearls #Purpleurine https://t.co/V40uixruIY" / X Aisha Shaikh @aisha.shaikh.md on Threads on Twitter: "Purple Urine Bag Syndrome - What causes the color purple? 👇🏽 #NephPearls #Purpleurine https://t.co/V40uixruIY" / X](https://pbs.twimg.com/media/DzCvqXWWoAMDk7l.jpg)
Aisha Shaikh @aisha.shaikh.md on Threads on Twitter: "Purple Urine Bag Syndrome - What causes the color purple? 👇🏽 #NephPearls #Purpleurine https://t.co/V40uixruIY" / X
![Analysis of purple urine bag syndrome by low vacuum scanning electron microscopy | Medical Molecular Morphology Analysis of purple urine bag syndrome by low vacuum scanning electron microscopy | Medical Molecular Morphology](https://media.springernature.com/lw685/springer-static/image/art%3A10.1007%2Fs00795-022-00313-0/MediaObjects/795_2022_313_Fig1_HTML.jpg)