Resumo

RUEDA-SANCHEZ, Mauricio  e  CAMPO-ARIAS, Adalberto. Medications overuse headache and substance abuse disorders. Acta Neurol Colomb. [online]. 2010, vol.26, n.3, pp.142-148. ISSN 0120-8748.

In substance related disorders (SRD) like in migraine and Medication Overuse Headache (MOH) are implied dopaminergic and opioids mechanisms, as well as alterations in the metabolism of the orbitofrontal cortex. If the MOH and the SRD share a common physiopathology, it is of hoping exists a clinical association among these entities. OBJETIVE. To determine the association between the MOH and the SRD in a sample of patients that consulted with general neurologist for Chronic Daily Headache (CDH). MATERIALS AND METHODS. It was carried out an analytic observational cross sectional study. Was took a for convenience non probabilistic sample, that included all the serial patients 18 years old that consulted for CDH, to a consulting room of general neurology between October of 2007 and January of 2009. The patients responded a self-administrated questionnaire and a clinical interview was carried out that investigated demographic data, analgesic use in the last 3 months, consumption of caffeine in form of hot drink, nicotine dependence, alcohol dependence and family antecedent of consumption of alcohol. The diagnoses of MOH and CDH were carried out according to IHS criteria and that of SRD according to the DSM-IV. RESULTS. A total of 129 patients presented MOH and other 103 patients were diagnosed with CDH without medication overuse. The groups were similar in age, gender, education level, socioeconomic status and the body mass index. There were not differences in the prevalence of: consumption of caffeine (49,6% vs. 47,5%; OR=1,1; IC95% 0,67-1,9); nicotine dependence (3,1% vs. 1,0%; OR=3,3 IC95% 0,36-29,4); alcohol dependence (0% vs. 1,9%; OR=0,98; IC95% 0,95-1,0); and family antecedent of consumption of alcohol (45,7% Vs. 43,7%; OR=1,1; IC95% 0,65-1,8) among patient with MOH and CDH without medication overuse. CONCLUTIONS: There is not association among consumption of caffeine, nicotine dependence, alcohol dependence and family history of consumption of alcohol and Medication Overuse Headache.

Palavras-chave : Medication overuse headache; Substance related disorders; Caffeine; Nicotine; Alcohol.

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