Asymmetric Applause Sign in Corticobasal Syndrome: A Case of Clonic Motor Perseveration

Ethical Compliance Statement: Institutional ethics review board approval was not required for this manuscript. COPE guidelines for educational case reports were followed. The patient provided verbal consent for the video recording and this manuscript and this has been documented in their hospital records. We confirm that we have read the Journal's position on issues involved in ethical publication and affirm that this work is consistent with those guidelines. Funding Sources and Conflicts of Interest: No specific funding was received for this work. The authors declare that there are no conflicts of interest relevant to this work. Financial Disclosures for the Previous 12 Months: The authors declare that there are no additional disclosures to report. The data that support the findings of this study are available on request from the corresponding author. The data are not publicly available due to privacy or ethical restrictions.