9 early signs of kidney cancer you should never ignore

ET Online

Aug 6, 2025

Blood in urine

Even a small trace of blood in your urine can signal a kidney issue. Don’t ignore this red flag, consult a doctor immediately.

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Persistent back or side pain

A dull ache in your lower back or side, unrelated to injury, could indicate kidney trouble. It’s worth getting checked out.

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Unexplained fatigue

Constant tiredness, even after rest, may mean your kidneys aren’t filtering waste properly, an early warning sign of kidney cancer.

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Sudden weight loss

Losing weight without trying could point to underlying health problems, including kidney cancer. Don’t brush it off.

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Low appetite

A consistent loss of interest in food might signal systemic issues like cancer. Always investigate prolonged appetite changes.

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Lump or mass in abdomen

A hard swelling or lump in the abdominal area can be a sign of a kidney tumor. Medical evaluation is a must.

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Recurring fevers

Frequent fevers without infection could be your body’s immune response to cancer. Keep track and get it examined.

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High blood pressure

Uncontrolled or rising blood pressure may suggest kidney malfunction. It’s an often overlooked early indicator.

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Anemia

Kidney cancer can reduce red blood cell production, causing anemia. If you feel weak or short of breath, get tested.

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