A 79-year-old female, symptom-free dialysis patient who was a resident in a nursing home drew attention due to purple urine in her catheter bag (Figure a). Purple urine bag syndrome (PUBS ...

Expert Rev of Obstet Gynecol. 2012;7(3):269-279. Catheter urine specimens (CSUs) may be appropriate in certain clinical settings, such as in the operating room or when patients are unable to void ...