Fig. 2From: Serum 8-isoprostane levels in patients with resistant oral lichen planus before and after treatment with lycopene: a randomized clinical trialOLP lesions changes along all assessment times in a case of the corticosteroids group (a–c). a Baseline assessment revealing erosive and white lesions of the right buccal mucosa. b 4 weeks follow up showing reduction of lesion size. c 8 weeks follow up showing almost complete resolution of EOLPBack to article page