Hyperkeratosis

Hyperkeratosis results when an excess of proteins called keratins are produced. In humans, the term typically refers to a thickening of the skin.

Examples

 * Calluses and corns
 * Warts
 * Eczema can lead to hyperkeratosis
 * Keratosis pilaris
 * Lichen planus causes hyperkeratosis inside the mouth
 * Actinic keratosis
 * Seborrheic keratosis
 * Several ichthyoses cause hyperkeratosis.