Dyschromatosis Universalis Hereditaria 3, also known as duh3, is related to dyschromatosis symmetrica hereditaria and dyschromatosis universalis hereditaria 1. An important gene associated with Dyschromatosis Universalis Hereditaria 3 is ABCB6 (ATP Binding Cassette Subfamily B Member 6 (Langereis Blood Group)). Affiliated tissues include skin and spinal cord, and related phenotypes are hypermelanotic macule and hypopigmented macule