Lichen Sclerosis (LS), also known as Lichen Sclerosis et Atrophicus, is a common chronic skin disorder that most often affects the genital and perianal areas. Genital involvement is referred to as Kraurosis Vulvae in women and Balanitis Xerotica Obliterans in men. LS can present present in childhood to old age. Although it occurs in all… Read more »
Lichen Nitidus was first described by Pinkus in 1901. It is an uncommon, chronic, papulosquamous eruption characterized by multiple, 1-2 mm, flesh-colored, shiny, dome-shaped papules. Children and young adults are primarily affected. Pruritus is usually minimal or absent but may be more prominent in more generalized cases. Linear arrays of papules referred to as Koebner… Read more »
Lichen Planus was first reported in 1869 by Erasmus Wilson. The origin of the word Lichen is believed to be from the Greek word “Leichen”, which means tree moss and the Latin word “Planus” which means flat and even surface. In 1895 Wickham further explained the characteristics of the lesions, now known as Wickham striae. … Read more »