Iatrogenic infectious disease problems, with particular reference to pyelonephritis.
D001437:Bacteriuria; D006801:Humans; D007049:Iatrogenic Disease; D011704:Pyelonephritis / Q000209:etiology*; D018805:Sepsis / Q000209:etiology*; D014546:Urinary Catheterization / Q000009:adverse effects*