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Causes of fever

A number of things can cause fever. This can include some cancers, drugs and other treatment.

The cancer itself

We don't really understand why certain tumours cause fevers and others don't. Some tumours may produce toxins that cause fever.


Fever can be caused by infection. Find out what can be done to control and treat your fever.

Other causes of fever

Apart from your treatment, there are a number of other reasons why you might get a fever when you have cancer. 

Last reviewed: 
21 Jun 2017

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