Author:
Fayzullina E V,Yusupova Z T,Khismatulina I M,Zinatulina G M
Abstract
The article presents a clinical case of lichen planus, misdiagnosed as psoriasis in the elderly patient. The case demonstrates difficulties in the differentiation of papulosquamous disorder experienced by dermatovenereologists, both dermatology residents and specialists with practical experience in the clinic of skin conditions. There are difficult to compare the clinical symptoms and histological conclusion of pathologists when diagnosing psoriasis and lichen planus. A variety of lichen planus according to 10th revision of the International Statistical Classification of Diseases and Related Health Problems, L43.8Other lichen planus, a pigmented form presents a particular difficulty. Clinical and pathomorphological criteria for the diagnosis of psoriasis and lichen planus have been developed.