DYSCHROMIA

By Gary M. White, MD


Defined as multiple shades of hyperpigmentation and hypopigmentation without telangiectasia or atrophy. Usually, there are irregular shaped hyper and hypopigmented macules. Two major types have been described:

Dyschromatosis universalis hereditaria in which the dyschromia occurs all over the body. Onset at birth. [Dermatology Online Journal 14 (2): 16 ]

Dyschromatosis symmetrica hereditaria also known as acropigmentation of Dohi which is localized to the acral areas.

OTHERS

Reticulate Pigmentation of Kitamura

Xeroderma Pigmentosum

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