“…The diagnosis of AIBD affecting the mouth is often delayed because of the uncommon nature of these diseases, the non‐specific clinical presentations, and the unfamiliarity of healthcare providers with oral mucosal diseases (Sarumathi, Saravanakumar, Datta, & Nagarathnam, ; Scully et al., ; Sirois et al., ). Importantly, delays in diagnosis and management of AIBD can adversely affect disease progression, treatment response and prognosis resulting in patient suffering, increased treatment duration and cost, and reduced productivity and quality of life (Fitzpatrick & Newcomer, ; Heelan, Mahar, Walsh, & Shear, ; Penha, Farat, Miot, & Barraviera, ; Sirois et al., ).…”