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An 81-year-old woman was admitted to our division with acute exacerbation of chronic obstructive pulmonary disease. She had a bilateral nephrostomy as a result of surgical intervention for bladder cancer which had been performed 6 years earlier. Some days after admission, purple urine appeared in the left nephrostomy bag, while the urine in the right bag was normal (figure 1). Examination of the urine revealed an alkaline pH (9) and a specific weight of 1010, bilaterally, while leucocytes (250/μl) …
Competing interests None declared.
Patient consent Obtained.
Provenance and peer review Not commissioned; externally peer reviewed.
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