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Kidney cancer is the eighth most common cancer in adults in the UK.
Our Health A-Z contains more information on Kidney Cancer.
If you are worried about this condition you can try our free AI Symptom Checker here.
A kidney infection is a painful and unpleasant illness that usually happens when bacteria travel up from your bladder into one or both of your kidneys.
Our Health A-Z contains more information on Pyelonephritis.
Important: If you have these symptoms, they may be unrelated to any of these conditions listed. If you are concerned about your symptoms then you should see a doctor.