Hyperkeratosis is a thickening of the outer layer of skin which occurs mainly in women with brown skin. The thickening of skin is due to excessive amounts of keratin which forms to protect it against rubbing, pressure and irritation. Hyperkeratosis is usually painless. Hyperkeratosis may occur anywhere on the skin, there are several areas that are typically involved.
- Elbows & Knees
- Palms & Soles
There are many different examples of hyperkeratosis including: