Deriving from the Greek word λειχήν for “tree moss” and the Latin word planus for “planar,”
lichen planus is a relatively uncommon and heterogeneous cutaneous disorder that typically …

Post-inflammatory hypopigmentation is a common acquired pigmentary disorder that is more
prominent in skin of color, leading to great cosmetic and psychosocial implications. Often, a …

Thoroughly revised and up-dated, this comprehensive, authoritative reference will help both
the experienced and novice practitioner diagnose skin diseases and disorders more …

During the preparation of this work, we had lots of fun by learning a great deal from each
other. Of course, we were not always of the same opinion, which resulted in lively …

The lines of Blaschko represent a classic pattern of cutaneous mosaicism that can be
observed in a wide variety of congenital and acquired skin disorders. This contribution …

Lichenoid dermatoses, a group of inflammatory skin conditions with characteristic clinical
and histopathologic findings, range from common to rare. Classic lichen planus typically …

We describe two young children who developed relapsing, pruritic, papulovesicular
eruptions in multiple bands along Blaschko lines on the neck, trunk, and extremities. Skin …

Most nail disorders in pediatric patients have an overall favorable prognosis. However, nail
abnormalities can lead to patient and parental anxiety, decreased quality of life, pain, and …

This comprehensive review of the histopathology of the human nail will act as a masterclass
for all dermatologists, dermatopathologists, and nail-interested pathologists who have to …

Lichenoid disorders are inflammatory disorders characterized clinically by flat‐topped,
papular lesions and histologically by a lymphocytic infiltrate with a band‐like distribution in …