Cannabis in patients with Parkinson's disease in Argentina. A cross sectional study.

We made an observational cross-sectional study to evaluate the prevalence of cannabis use, characteristics and results perceived by a group of PD patients. Semi-structured questionnaire was applied to patients. Until obtaining more information we suggest to incorporate into regular medical practice the question about the use of cannabis.

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

Objectives: The aim of the study was to report 4 patients with Parkinson disease (PD) and On-period blepharospasm (BS).

Methods: We analyzed patients with PD and motor fluctuations who developed BS in several different centers in Latin America.

Results: Four patients had BS while in the ON periods.