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Headache Disorders

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Definition: Various conditions with the symptom of HEADACHE. Headache disorders are classified into major groups, such as PRIMARY HEADACHE DISORDERS (based on characteristics of their headache symptoms) and SECONDARY HEADACHE DISORDERS (based on their etiologies). (International Classification of Headache Disorders, 2nd ed. Cephalalgia 2004: suppl 1)     
See Also Headache
Examples Headache Disorders, Primary; Headache Disorders, Secondary 		Other names Syndrome, Headache; Intractable Headaches; Intractable Headache; Headaches, Intractable; Headaches, Chronic Daily; Headaches, Chronic; Headache, Chronic Daily; Headache, Chronic; Headache Syndrome; Headache Disorder; Daily Headaches, Chronic; Daily Headache, Chronic; Chronic Headaches; Chronic Daily Headaches; Cephalgia Syndrome; Headache, Intractable; Headache Syndromes; Chronic Daily Headache; Chronic Headache; Cephalgia Syndromes

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Sources: NLM Medical Subject Headings, NIH UMLS, Drugs@FDA, FDA AERS original data copyright United States Government. No endorsement implied. Last modified 6/6/2012
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