Acute Parkinsonism Following COVID-19 Infection Revealing Central Pontine and Extrapontine Myelinolysis: A Case Report And Review Of LiteratureImen Ben Kraiem,1 Rania Zouari1,2, Mohamed Zakaria Saeid1,2, Samia Ben Sassi1,21Department of Neurology, National Institute of Neurology Mongi Ben Hmida, Tunis, Tunisia2Faculty of Medicine of Tunis, University of Tunis, TunisiaCorresponding author :Rania Zouarie-mail : zouari.rania12@gmail.comdepartment and institution: department of neurology, Mongi Ben Hmida National Institute of Neurology Mongi Ben Hmida, Tunis, TunisiaFaculty of Medicine of Tunis, University of Tunis, Tunisiaadress : résidence ELIz, Bloc F32, cité el ghazela, Ariana, 2083, Tunisiephone number: +21692825740