<unk>  (also known as dark dot disease and Dowling–Degos disease) is a fibrous<unk>  of the<unk>  or bending parts of the axillae, neck and inframammary/sternal areas. It is an autosomal-dominant pigmentary disorder that may appear in adolescence or adulthood. This condition is due to mutations in structural/desmosomal proteins found within stratified squamous epithelium. Dark dot disease is associated with KRT5.
Reticular pigmented anomaly of the flexures
Congenital malformations of the dermatoglyphs
Congenital onychodysplasia of the index fingers
Longitudinal erythronychia
Purpura of the nail bed
Neoplasms of the nailbed
Focal facial dermal dysplasia
Keratosis punctata of the palmar creases