Juvenile lichen sclerosus: A loss of innocence

Juvenile lichen sclerosus (LS) is a difficult disorder—symptomatically, emotionally, diagnostically, and therapeutically. The “common knowledge” that juvenile LS abates by adolescence has proved to be a myth. Vulvar LS has a bimodal distribution occurring in childhood and in postmenopausal women: 5% to 15% of cases of LS occur in prepubertal girls. The average age of LS onset in girls is 4 to 6 years. Differential diagnostic considerations...