Kidney Cancer Causes:

Mostly kidney cancer is renal cell carcinomas. The following thing increase the risk of renal cell carcinomas:

Age: Renal cell carcinomas generally affected after the age of 60.
Sex: Men have more risk of renal cell carcinomas than women.
Smoking: Smoking increase the risk of renal cell carcinomas.
Fatness: Fetness increase the risk of renal cell carcinomas.
High Blood Pressure: High blood pressure increase the risk of renal cell carcinomas.
Job in chemical plant: A people who is working in a chemical plant have higher risk of renal cell carcinomas.
Kidney Transplantation: A person who have receive kidney from another person ( Kidney transplantation) have higher risk of kidney cancer. A person who have treated chonic kidney failure have higher risk of renal cell carcinomas.
Hereditary: Renal cell carcinomas may be inherited

Symptom