Blepharospasm as a Manifestation of Peak of Dose Dyskinesia in Parkinson Disease

ObjectivesThe aim of the study was to report 4 patients with Parkinson disease (PD) and On-period blepharospasm (BS).MethodsWe analyzed patients with PD and motor fluctuations who developed BS in several different centers in Latin America.ResultsFour patients had BS while in the ON periods.Conclusio