Inflammatory nail conditions. Part 1: nail changes in psoriasis

Summary Nail changes are visible in a variety of inflammatory dermatoses. The commonest dermatological condition with nail manifestations is chronic plaque psoriasis. This two‐part article reviews the nail signs in psoriasis in Part 1, and the nail changes in cutaneous lichen planus and alopecia areata in Part 2. It provides a brief summary of the salient points in the clinical features, management and prognosis of these entities, with practical recommendations that may be beneficial to all dermatologists.