Lichen planus is a benign disorder characterized by an itchy, noninfectious skin rash. Though lichen planus is a common papulosquamous disorder affecting about 1-2% of the population, neoplastic transformation of cutaneous lichen planus lesions occurs very rarely and should be borne in mind while treating nonhealing longstanding lesions of lichen planus. Studies suggest an estimated 0.3-3% risk...

Question: Can lichen communities be used to assess shortand long-term factors affecting seral quaking aspen (Populus tremuloides) communities at the landscape scale? Location: Bear River Range, within the Rocky Mountains, in northern Utah and southern Idaho, USA. Method: Forty-seven randomly selected mid-elevation aspen stands were sampled for lichens and stand conditions. Plots were characteri...

Lichen planus is a T-cell mediated autoimmune disorder affecting the skin and mucous membranes. Ulcerating lichen planus is uncommon mostly on oral and genital mucosa but not skin. Lichen planopilaris, however, is a subtype of lichen planus affection hair follicles and leading to permanent scarring alopecia. We report a case of lichen planopilaris of the scalp with multiple alopecic patches ulc...

background: lichen planus is a skin disease that rarely involves mucus membrane. case: in this study, we introduced a rare case of lichen planus of the right vocal cord in a 51- year -old male presented with hoarseness. the lesion started two years ago and the hoarseness became progressive. there were not any lesions found in his buccal mucosa and skin. the biopsy of the lesion showed lichen pl...

Background: Lichen planus is a skin disease that rarely involves mucus membrane. Case: In this study, we introduced a rare case of lichen planus of the right vocal cord in a 51- year -old male presented with hoarseness. The lesion started two years ago and the hoarseness became progressive. There were not any lesions found in his buccal mucosa and skin. The biopsy of the lesion showed lichen...

Oral lichen planus which is one of the most common oral mucosal diseases in adults, it has been rarely described in children. There are very reports in the literature regarding oral lichen planus in children, here we report a case of intraoral lesions of lichen planus. Lichen planus should be considered in the differential diagnosis of hyperkeratotic or erosive lesions of the oral mucosa in chi...