Afevercan accompany a great many illnesses, the vast majority of which arebenign(non-cancerous).
This comes up whenever theimmune systemis weakened by themalignancyand is less able to fight infections.
Fever is common with almost all infections.
Verywell / Laura Porter
This stimulates the production of pyrogenic chemicals known ascytokines.
In fact, cancer is one of the least likely causes of a fever overall.
Some tumors also release chemicals, called pyrogens, that trigger a neoplastic fever.
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Pasikhova Y, Ludlow S, Baluch A.Fever in patients with cancer.Cancer Control.
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Centers for Disease Control and Prevention.Venous thromboembolism.