Children with fever and headache may have vascular headache caused by fever itself, or the cause of fever may lead to abnormalities or damage to brain-related tissues.
1. Fever itself causes vascular headache: when fever, the brain sympathetic nervous system excitation, secretion of a large number of catecholamines, catecholamines can act on blood vessels, causing cerebral vasodilatation, pulling the peripheral tissues and the corresponding pain sensory nerves, resulting in headache.
2. Brain-related tissue abnormalities or injuries: encephalitis, meningitis, can also directly damage the brain tissue, causing headaches. Traumatic brain injury can also cause fever and headache in children.
Children with fever and headache, there may be other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.