<unk>  is a very common acquired disorder that affects women more frequently than men, presenting with skin lesions that occur chiefly on sun exposed regions of the skin, suggesting sun exposure may play a role.
Idiopathic guttate hypomelanosis
Eruptive hypomelanosis
Congenital hyperinsulinism
KBG syndrome
Berdon syndrome
Dicarboxylic aminoaciduria
Hawkinsinuria
Aldolase A deficiency