Pyelo = Cystitis symptoms AND fever/chills/nausea/vomiting
CVAT alone may be referred pain from cystitis
CVAT is only physical examination finding that increases likelihood of a UTI
CVAT alone may be referred pain from cystitis
CVAT is only physical examination finding that increases likelihood of a UTI
Acute bacterial nephritis
CT shows ill-defined focal areas of decreased density
Renal/Perinephric abscesses
Sign/symptoms similar to pyelo (fever, CVAT, dysuria)
Occurs in setting of ascending infection with obstructed pyelo
Associated with DM and Renal Stones
Also occurs due to bacteremia with hematogenous seeding (Staph)
Emphysematous<unk> 
Rare gas-forming infection nearly always occurring in patients with DM and obstruction
Patients appear toxic and septic; nephrectomy may be required
CT shows ill-defined focal areas of decreased density
Sign/symptoms similar to pyelo (fever, CVAT, dysuria)
Occurs in setting of ascending infection with obstructed pyelo
Associated with DM and Renal Stones
Also occurs due to bacteremia with hematogenous seeding (Staph)
Rare gas-forming infection nearly always occurring in patients with DM and obstruction
Patients appear toxic and septic; nephrectomy may be required
Patients appear toxic and septic; nephrectomy may be required
Pyelonephritis
Acute cystitis
Infected kidney stone
Glomerulonephritis
Vascular
Emphysematous pyelonephritis
Abdominal aortic aneurysm
Renal abscess