“…Although it has been suggested to be probable T cell-mediated immune-based disease, multifactorial causal factors are reported to be associated with the etiology and pathogenesis of OLP (Wiriyakijja et al, 2020). Among the factors, we are so interested in OLP-associated systemic comorbidities; since we recently reported that there were potential associations between OLP and chronic kidney disease (Deng et al, 2021) and thyroid diseases (Tang et al, 2020), respectively. We read, with great enthusiasm, several papers on OLP-associated systemic comorbidities published in Oral…”