Received: 26 March 2021
Accepted: 30 May 2021
First Online: 4 October 2021
Ethics approval and consent to participate
: This manuscript was approved from the local Ethical Committee of neurology department, at the international medical center (IMC), on 27/06/2020. Reference number is not applicable. All patients provided written consents by themselves to use their data in research purposes.
: All patients provided informed consents by themselves for publishing their cases.
: The author declares no competing interests.