Objective. A case is reported of obsessive-compulsive disorder after the onset of Sydenham 's chorea.
Case. A female patient at present aged 35, had the onset of Sydenham 's chorea at the age of 19 years, and ever since has suffered from obsessive-compulsive disorder with predominance of compulsive behaviours. Moreover, the patient has had bilateral contraction of the eyelids since the age of 30 years. Focal dystonia (blepharospasmus) was excluded after a neurological consultation and EMG examination. Cognitive impairments and radiological abnormalities within the skull bones were found.
Commentary. In patients with obsessive-compulsive disorder following Sydenham 's chorea partial improvement can be attained after treatment with serotonin reuptake inhibitors.