Symptoms

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Many conditions can cause the symptoms below, not just cancer. If your child has any of these symptoms and you are worried, talk to your child’s doctor. The earlier cancer is found, the better.

Wilms tumours can grow quite large without causing any symptoms.

Symptoms of Wilms tumour may include:

  • lump or swelling in the belly
  • fever
  • nausea
  • loss of appetite
  • trouble breathing
  • extreme tiredness
  • blood in the urine
  • high blood pressure.