Clinical Research Directory

Inclusion Criteria: * Patient with Parkinson's disease or atypical parkinsonian syndrome * Age ≥18 years * Patient with postural disorders with a cervical arrow\> 6cm in the sagittal plane and / or the axis C7S2 different from 0 in the frontal plane * UPDRS between 10 and 25/108. * Antiparkinsonian treatment stabilized for 8 weeks * MMS test\> 25 * Insured person or beneficiary of social security Exclusion Criteria: * Patient with a neurological condition other than parkinsonian syndrome * Patient with rheumatic disease * Patient with a history of trunk surgery * Patient with a brain stimulator * Cardiac pathology not stabilized * Incapacitated adult, or under guardianship, or under curatorship or under judicial protection curatorship