Causes of kidney pain include:

  1. Arteriosclerosis / atherosclerosis (of the renal artery with clot formation or ischemia)
  2. Bleeding in your kidney (hemorrhage)
  3. Horseshoe kidney
  4. Hydronephrosis (kidney swelling due to backup of urine)
  5. Kidney cancer (or kidney tumor)
  6. Kidney infection (pyelonephritis)
  7. Polycystic kidney disease
  8. Renal vein thrombosis (blood clots in kidney veins)
  9. Urinary tract infection

Causes shown here are commonly associated with this symptom. Work with your doctor or other health care professional for an accurate diagnosis.

May. 20, 2011