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Lichen simplex chronicus

  • Definition

    Lichen simplex chronicus is a skin disorder that leads to chronic itching and scratching.

    Causes, incidence, and risk factors

    This disorder may occur in people who have:

    • Eczema (atopic dermatitis)
    • Psoriasis
    • Nervousness, anxiety, depression, and other psychologic disorders

    It is common in children, who cannot stop scratching insect bites and other itchy skin conditions. It can also be common in children who have chronic repetitive movements.