Brain tumours: An overview

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An overview of the causes, genetics, symptoms, diagnosis, environmental risks and treatment of childhood brain tumours.

Key points

  • A tumour is any abnormal group of cells.
  • Brain tumours are the second most common type of cancer in children, affecting 300 children under the age of 18 each year.
  • The exact cause of brain tumours is often unknown, but they can be related to genetic factors, other medical conditions and environmental factors.
  • Treatment and outcomes for brain tumour patients depend on the type of tumour a child has and the treatment they receive.
Last updated: April 8th 2022