Atypical parkinsonian syndromes Progressive Supranuclear Palsy and Corticobasal Degeneration As part of our Planning for the What Ifs series, today we expand the definition of advanced Parkinsonโs disease (PD) by discussing atypical parkinsonian syndromes (APS), neurodegenerative disorders that are related to PD. Our guest author, Dr. Pravin Khemani, a Movement disorders neurologist at Swedish Medical […]









