Renal function at risk
DM
Hypertension 
Renal insufficiency
Single kidney
Horseshoe kidney
Transplanted kidney
History of difficulty with stones
Extractions
Stents
Ureterostomy tubes
Lithotripsy
Symptoms of infection
Fever
Hypotension
Systemic illness
UTI
DM
Hypertension 
Renal insufficiency
Single kidney
Horseshoe kidney
Transplanted kidney
Extractions
Stents
Ureterostomy tubes
Lithotripsy
Fever
Hypotension
Systemic illness
UTI
Urolithiasis
Nephrolithiasis is most common misdiagnosis given to patients with rupturing AAA
Pyelonephritis
Vascular
Acute cystitis
Abdominal aortic aneurysm
Interstitial cystitis
Renal artery embolism