Association of Dopamine Agonist Use With Impulse Control Disorders in Parkinson Disease

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Abstract
Recent observational studies suggest that impulse control disorders (ICDs), particularly pathological gambling, may have increased frequency in Parkinson disease (PD).1-3 Impulse control disorders constitute a group of psychiatric disorders in DSM-IV-TR,4 their essential feature being a failure to resist an impulse, drive, or temptation to perform an act that is harmful to the person or to others. Other ICDs without formal diagnostic criteria in DSM-IV-TR include compulsive sexual behavior and compulsive buying.5