Challenges to distinct Oral Lichen Planus and Lichenoid Reactional lesions

Abstract

Objective: To perform a literature review focus on clinical and histopathologic features that can help professionals to characterize and differentiate OLP from OLR. Material and Methods: Scientific papers were selected in Portuguese and English languages, which were performed in humans, since 2013 until the present day, in the databases of the Medical Literature Analysis (PubMed / MEDLINE) and in Health Virtual Library (HVL). Results: It was obtained 404 published papers and 16 were selected, 11 were focused on clinical and histopathologic features simultaneously; two on clinical features; and three on histopathologic features. Conclusion: Clinical and histopathological features of OLP and OLR are quite similar but minor differences can help professionals to differentiate them.