 [ Symptoms ] my mother underwent an aortic aneurysm repair still has catheter my aunt died of septic poisoning due to a similar event [ Disease ] all you can do is look for signs of infection like fever or change in urine color or odour or pain clean skin around catheter twice a day keep urine bag below bladder level keep hydrated and avoid any kind of constipation you can ask your doctor if she can have physical therapy to regain urine control sooner to reduce the catheterization time  yes physical therapy can do that  good luck