Comparative histopathology of vitiligo and contact depigmentation
R R Mittal
|How to cite this article:
Mittal R R, Jassal J S, Popli R, Kumar D. Comparative histopathology of vitiligo and contact depigmentation. Indian J Dermatol Venereol Leprol 1992;58:331-333
AbstractFifteen cases of vitiligo and 12 cases of contact depigmentation were compared histopathologically. Incontinence of melanin in dermis was seen in 33% cases of contact depigmentation and 6.6% cases of vitiligo. Mononuclear infiltrate was more in contact depigmentation and had lichenoid character at places. Vasculitis with perivascular mononuclear infiltrate was seen in all cases of contact depigmentation. It is proposed that chemicals responsible for contact destruction of melanocytes.