Do you recommend to exchange nephrostomy tubes when a patient is diagnosed with a urinary tract infection in the absence of any overt signs of infection at the exit site?

This patient has asymptomatic bacteriuria by definition - apparently with occasional symptomatic UTI. I would not change the tube because of the ASB like I would not change a urethral catheter in the setting of ASB. And as noted the patient has already demonstrated continued ASB after changing the t...

No, unless blood cx pop positive.