<unk>  is a solar elastotic disorder consisting of multiple open comedones that occurs in skin damaged by sunlight, especially under and lateral of the eyes. The comedones are widened openings for hair follicles and sebaceous glands filled with material.
Favre–Racouchot syndrome
Gougerot–Blum syndrome
Juberg-Hayward syndrome
Jeavons syndrome
McGillivray syndrome
Van Wyk and Grumbach syndrome
Bowen–Conradi syndrome
Bogart–Bacall syndrome