Mai and coworkers recently reported a case of BP triggered by thermal burn in a patient treated with a DPP4i, which became generalized and relapsed after a few months, despite drug suspension [31]. BP can arise on sites of surgical procedures, such as surgical wounds [31,109,119,120], skin graft [31,121,122,123], and ostomy [31,109,124,125]. by DIF. 2.4. […]