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Malignant tumors of the kidney (renal cancer) are rare in Germany. They make in adulthood from about two percent of all cancers, the most common type is renal cell carcinoma (renal cell carcinoma).
In Germany, approximately 15,500 people are diagnosed each year from kidney cancer - especially the elderly. Men are affected more often than women. The exact causes for kidney cancer are currently not yet clear. but are known risk factors, which contribute significantly to the development of a malignant kidney tumor. These include smoking, alcohol consumption, high blood pressure and obesity. But the contact with nephrotoxic substances such as halogenated hydrocarbons or cadmium or chronic renal insufficiency may promote kidney cancer. In rare cases, a genetic predisposition for it is responsible, that kidney cancer develops.
Kidney cancer usually caused no typical symptoms. If the kidney cancer makes complaints, these are varied and assign directly rare disease of the kidney. It may, inter alia, the following complaints:
An important symptom which proceeds immediately by the kidney, is blood in the urine. Because symptoms occur only in a later stage of this cancer, renal cancer, in many cases, coincidentally discovered during an ultrasound examination of the abdomen. Sometimes the kidney tumor directly in the kidney is palpable.
For the detection of kidney cancer imaging procedures significant. This includes:
The therapy for kidney cancer is to surgical removal of the kidney tumor, the affected kidney is usually completely removed. If the kidney tumor already spread to other organs, immunotherapy or radiation offer additional treatment options. The earlier kidney cancer is detected and treated, the better the chances of cure are.