Dyschromia

Dyschromia refers to an alteration of the color of the skin or nails. Dyschromia refers to an alteration of the color of the skin or nails. 'Hyperchromia' can refer to hyperpigmentation, and 'hypochromia' can refer to hypopigmentation. 'Dyschromatoses' involve both hyperpigmented and hypopigmented macules.