Headache touching the scalp fever may be caused by upper respiratory tract infection, meningitis and other reasons.
Organism by bacteria, virus invasion may cause upper respiratory tract infection, will trigger the inflammatory response, the production of inflammatory mediators after the rise in body temperature, touch the scalp will have fever; inflammatory mediators stimulation may cause vasospasm, resulting in insufficient blood supply to the brain, local cerebral tissues are ischemic and hypoxic, will show the symptoms of headache.
Patients with encephalitis and meningitis, due to pathogen infection, invasion of the brain parenchyma or meninges cause inflammatory reaction will lead to fever in the organism, and there will be fever manifested by touching the scalp with the hand. During fever due to increased intracranial pressure, cerebral vasodilatation, will cause headache discomfort.
Headache touching scalp fever may also be caused by other factors, it is recommended that patients seek medical attention in a timely manner to clarify the cause of targeted treatment.