xeroderma pigmentosum

Definitions of xeroderma pigmentosum
1

n 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
a mild form of ichthyosis characterized by abnormal dryness and roughness of the skin

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