| The most common type of renal disorder, pyelonephritis may be chronic or acute. |
| Acute pyelonephritis generally affects one specific region of the kidney, leaving the rest of the kidney structure untouched. |
| Because of hematuria, bacteriuria and pyuria, Susan had been treated for a urinary tract infection with possible pyelonephritis. |
| White blood cell casts are usually indicative of a renal inflammatory process such as pyelonephritis. |
| Parenteral treatment of pyelonephritis should be continued until the patient becomes afebrile. |
| If cystitis remains untreated, the infection can reach the kidneys and cause pyelonephritis, a much more severe infection. |
