Headaches, Migraine, and Cluster Headache

摘要: Headache is the leading reason for medical consultation and particularly neurological consultation. A tremendous range of disorders can present with headaches. systemic approach to headache classification diagnosis therefore essential both clinical management research. Epidemiology study diseases, their risk factors, causes, natural history, burden in population. While epidemiologic studies are often population based, this important because disorder under-ascertained health care system. Most patients be diagnosed simply from a good history general neuralgic examinations. In some cases, however, diagnostic testing necessary distinguish primary causes secondary ones, which may share similar features. The differential one longest all medicine more than 300 different types causes. We offer an algorithmic based on attack frequency duration, using second edition ICHD-2 (Headache Classification Committee International Society 2004) highlighting criteria. Recurrent impose substantial individual sufferers, families, societies. divided into disorders, attributed underlying condition, such as migraine, trigeminal autonomic cephalalgias, tension-type headaches, where there no cause. epidemiology largely determined by Therefore chapter we focus disorders.