Migraine is a primary headache disorder characterized by recurrent attacks. The need for revision of the international classification to include chronic daily headache and the. Migraine chronification concept and risk factors marcelo bigal. This corresponds to the notion of transformed migraine mathew et al 1982 or. Chronic migraine transformed migraine national headache. Previously called transformed migraine headaches, chronic migraine headaches are migraine headaches occurring more than 15 days per month. Pdf migraine, tensiontype headache, and transformed. Migraine is a chronic paroxysmal neurological disorder characterised. Transformed migraines occur daily or almost daily and appear to be a mixture of tensiontype headaches and migraine attacks. Transformed migraine tm is migraine which began manifesting in episodic migraine attacks, increasing in frequency and changing characteristics, and resulting in almost daily less severe.
Chronic migraine occurs on 15 or more days per month. Just as in the book, people with the alice in wonderland syndrome appear to get bigger and smaller. Chronic migraine, transformed migraine, chronic daily. The patient with daily headaches american family physician. Transformation of migraine may be subdivided into three partially overlapping forms. Naratriptan in the preventive treatment of refractory transformed migraine. Most people who get them have had migraines for years. Webmd explains what causes this unusual syndrome and what to do if you have it. Sign 155 pharmacological management of migraine scottish. For the purposes of this presentation, we will merge the concepts of tm and cm. Transformed migraines headaches that turn into migraines. Headache classification committee of the international.
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