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1. A rare genetic condition characterized by an eruption of exposed skin occurring in childhood and photosensitivity with severe sunburn; inherited as a recessive autosomal trait in which DNA repair processes are defective so they are more likely to chromosome breaks and cancers when exposed to ultraviolet light

Type of: xeroderma, xerodermia

Encyclopedia: Xeroderma pigmentosum, type 1 Xeroderma pigmentosum, type 2 Xeroderma pigmentosum, complementation group c Xeroderma pigmentosum Xeroderma pigmentosum, complementation group G Xeroderma pigmentosum, type 3 Xeroderma pigmentosum, type 7 Xeroderma pigmentosum, variant type Xeroderma pigmentosum, type 6 Xeroderma pigmentosum, type 4 Xeroderma pigmentosum, type 5