LPP is one of the main causes of primary cicatricial alopecias. This study was performed for review of histo-pathological characteristics of LPP, and for the first time the density of hair follicles in vertical scalp biopsies was compared with healthy scalp biopsies. Vertically sectioned scalp 5mm punch biopsies of 44 cases of LPP were examined(H&E and Alcian blue) according to NAHRS criteria (...

Langerhans cell histiocytosis (LCH) is related diseases characterized by proliferation of Langerhans cell with involvement of bone, skin, lung and other organs. LCH usually occurs in childhood and are presented as multiple small papules or eczematoid lesion mostly. We report a 50-year-old man with 3 brown lichenoid patches on left dorsal foot. He was diagnosed pulmonary LCH 5 years ago. Typical...

This paper reports an interesting development in a 64 year old female originally referred for evaluation of oral lichenoid lesions. The patient had a previous diagnosis of discoid lupus erythematosus of the skin. The presenting oral clinical appearance varied between lichenoid areas and ectopic erythema migrans. At initial presentation the patient had an exophytic lesion on the vermilion of the...

Anti-tumor necrosis factor α (TNF-α) biologic agents are used for treating refractory sarcoidosis. However, sarcoidosis-like epithelioid cell granulomas may develop during anti-TNF-α treatment. A 63-year-old man suffering from rheumatoid arthritis was treated with oral methotrexate and methylprednisolone for 4 years. He subsequently started biweekly subcutaneous injections of certolizumab pegol...