Pyelonephritis

Neutrophils infiltrate renal interstitium. Affects cortex with relative sparing of glomeruli/vessels.

Etiology


Pathology

Acute pyelonephritis

Chronic pyelonephritis


Clinical features

Tip

Suspect pyelonephritis in any patient presenting with fevers, chills, and flank pain, irrespective of lower urinary tract symptoms.


Diagnostics

Urinalysis


Differential diagnosis

Pyelonephritis vs CystitisPasted image 20230811161233.png


Treatment