Abstract
A patient with Gilles de la Tourette syndrome later developed Parkinson's disease in middle age. This was accompanied by a marked reduction in the frequency of tics but levodopa toxicity exacerbated the tics. The dopamine hypothesis of tic disorders is supported by this observation.
MeSH terms
-
Humans
-
Levodopa / adverse effects
-
Male
-
Middle Aged
-
Parkinson Disease / complications*
-
Parkinson Disease / drug therapy
-
Receptors, Dopamine / physiology
-
Tourette Syndrome / chemically induced
-
Tourette Syndrome / complications*
-
Tourette Syndrome / physiopathology
Substances
-
Receptors, Dopamine
-
Levodopa