Intracranial disease Infection: encephalitis(脑膜炎) Vascular disease: cerebral accident Tumor Cranial injury: concussion of brain(脑震荡) varying combination of headache, dizziness, vertigo, impaired memory, irritability and difficulty with concentration Others: migraine(偏头痛) cluster headache(丛集性头痛)
Intracranial disease •Infection: encephalitis (脑膜炎) •Vascular disease: cerebral accident •Tumor •Cranial injury: concussion of brain （脑震荡） varying combination of headache, dizziness, vertigo, impaired memory, irritability and difficulty with concentration •Others: migraine （偏头痛） cluster headache （丛集性头痛）
Extracranial disease Bone disease: osteoarthritis of cervical spine . Neuralgia: trigeminal neuralgia (三叉神经痛) .Disease of head organs eye nose ear teeth
Extracranial disease •Bone disease: osteoarthritis of cervical spine •Neuralgia: trigeminal neuralgia （三叉神经痛） •Disease of head organs: eye nose ear teeth
Systemic disease Systemic infection Cardiovascular disease: hypertension Intoxication carbon monoxide Heatstroke Others: premenstrual tension chronic disease
Systemic disease •Systemic infection •Cardiovascular disease: hypertension •Intoxication: carbon monoxide •Heatstroke •Others: premenstrual tension chronic disease
Clinical manifestation onset acute infection acute onset with fever and severe headache cerebral or subarachnoid hemorrhage: acute onset without fever brain tumor: chronic persistent migraine recurrent
Clinical manifestation •Onset acute infection: acute onset with fever and severe headache cerebral or subarachnoid hemorrhage: acute onset without fever brain tumor: chronic persistent migraine: recurrent
Clinical manifestation localization diseased part usually referred to ipsilateral side Most tension-type headaches are described as tight bandlike? pain or as dull deeply located, and aching pain
Clinical manifestation •Localization diseased part usually referred to ipsilateral side • Most tension-type headaches are described as tight “bandlike” pain or as dull deeply located, and aching pain