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Brain tumour symptoms in children

Around 500 children and young people in the UK are diagnosed with a brain tumour each year. While brain tumours are rare, it is important to be aware of brain tumour symptoms, so you can go to your doctor if you are concerned.


Persistent headaches, particularly on waking, can be a brain tumour symptom.

Understand headaches

Changes in vision

Brain tumours can cause abnormal eye movements, blurred or double vision.

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Nausea and vomiting

Persistent vomiting/feelings of nausea (over a two week period) can be a sign of a brain tumour.

Learn about nausea

Balance problems

A loss or reduction in motor skills could be a sign of a serious illness, including a brain tumour.

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Fits or seizures can have a variety of causes but should be viewed as a potentially serious symptom.

What is a seizure?

Behaviour changes

Behaviour changes due to a brain tumour are likely to happen often and across different settings.

About behaviour changes

Abnormal head position

It's important to take your child to their GP if they have a problem with their neck.

Learn more

Delayed puberty

When a child starts puberty can vary greatly, find out when to be concerned.

When to be concerned

Abnormal growth

If your baby, child or teenager's growth stops or is delayed this can be a sign of a brain tumour.

Find out more

Excessive thirst

Excessive thirst and increased urination can be a sign of diabetes mellitus or insipidus.

Understand excessive thirst

Reduced consciousness

Reduced consciousness could be caused by a serious illness, including a brain tumour.

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