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Kidney stones result from salts in the renal pelvis or - crystallize in the bladder - rare. Often the stones made of calcium oxalate, uric acid or calcium phosphate; form all substances, the water-insoluble compounds. The stones can be very small (kidney Gries), but also fill the entire renal pelvis. Men are more prone to kidney stones than women. If the stones migrate from the kidney into the ureter can lead to strangulation. Then suddenly violent cramping or stabbing pains occur in the lumbar region of (renal colic). In most cases the pain radiates on the unaffected side. Sometimes they are accompanied by chills, vomiting, urination or blood in the urine. Often the stones are washed out here.

If the stones are too great for walking caused chronic renal pelvic stones. Often such stones cause no symptoms. By continuous stimulation of the renal pelvic mucosa it may cause chronic kidney infections, which can eventually lead to shrinkage of the kidney.

* Chronic urinary tract infections.
* Other diseases that impede urine flow and thus lead to a concentration of the urine.

What can you do?
* You should go at the first sign of urinary stones to the doctor.
* Drink plenty to deposit gravel or kidney stones do not, but may be washed out.
* Herbal drops or pills to take, which promote the flushing of the urinary tract, e.g. with horsetail, birch leaves, rest-harrow.

When you need a doctor?
* At the slightest suspicion of kidney stones or kidney infections, so in kidney pain, renal colic, possibly in conjunction with fever.
* Generally in blood in the urine, although there are of no pain.

What your doctor can do?
* The various studies can determine the location and size of the stones and then initiate appropriate treatment.
* Combination therapy consisting of analgesic, anticonvulsant drugs and flushing, heat, exercise and plenty of fluids put together.
* Uric acid stones can be dissolved with medication (see Gout).
* The stones can be removed with a medical sling, if they are favorable.
* Larger stones can be broken with shock wave treatment (ultrasound).
* In some cases, surgical intervention is necessary.
* The removed stones will be tested for their composition.
* Dietary advice, when analyzed, which consists of salts of the stone.

* Always drink plenty, especially in hot weather, heavy sweating, fever, etc.
* A diet can be useful. Especially, if ever there were stones and their composition was known, the relevant substances in food are largely avoided. For uric acid stones should be high in fat and meat consumption and the consumption of offal should be avoided. For calcium oxalate, it is useful to limit the consumption of milk and milk products (calcium), as well as spinach, rhubarb and tomatoes (oxalate).
* Urinary tract infections are treated accordingly.