Martina Salvatorina Murgia (1), Germano Orrù (2), Valentino Garau (1), Luca Viganò (3), Cinzia Casu (4*) Department of Surgical Sciences, University of Cagliari, Cagliari, Italy; murgia.s@gmail.com (M.S.M.) garauv@medicina.unica.it (V.G.) Department of Surgical Sciences, Oral Biotechnology Laboratory, University of Cagliari, Cagliari, Italy; gerorru@gmail.com Unit of Neurosurgical Oncology, Department of Oncology and Hemato-Oncology, University of Milano, Humanitas Reasearch Hospital, IRCCS, Milan, Italy; vigano1@unimi.it *DDS, Private Dental Practice, Cagliari, Italy; 85@hotmail.it *Autore di Riferimento: Cinzia Casu, Private Dental Practice, Cagliari, Italy; ginzia.85@hotmail.it Abstract Purpose Lichen planus is a chronic mucocutaneous inflammatory disease. Oral lichen planus can be a source of severe morbidity and has [...]