Xeroderma pigmentosum group G with pellagroid rash: A rare presentation.

Xeroderma pigmentosum (XP), a heterogeneous genodermatoses, has a variable clinical spectrum ranging from mild freckling and photosensitivity to severe skeletal and neurological abnormalities and cutaneous malignancies. Herein, we present the case of a 4-year-old boy with XP group G who presented with a pellagroid rash.