ICD-11 definition : Melanin pigmentation of the skin resulting from preceding cutaneous inflammation,
particularly when this is centred on the dermo-epidermal junction as in lichen planus.
Damage to melanocytes results in release of melanin into the dermis (pigmentary incontinence).;
Melanin pigmentation of the skin resulting from preceding cutaneous inflammation,
particularly when this is centred on the dermo-epidermal junction as in lichen planus.
Damage to melanocytes results in release of melanin into the dermis (pigmentary incontinence).