{Reference Type}: Case Reports {Title}: Isotretinoin for the treatment of facial lichen planopilaris: A new indication for an old drug, a case series study. {Author}: Fatemi F;Mohaghegh F;Danesh F;Saber M;Rajabi P; {Journal}: Clin Case Rep {Volume}: 8 {Issue}: 12 {Year}: Dec 2020 暂无{DOI}: 10.1002/ccr3.3210 {Abstract}: Despite the little information about the facial papules due to Lichen planopilaris (LPP), we have many cases with facial skin roughness in which histological study has showed LPP. Additionally, in those patients treating for frontal fibrosing alopecia or scalp LPP there was no improvement in facial papules.