Keratosis

Keratosis
Classification and external resources
MeSH	D007642

Keratosis (from keratinocyte, the prominent cell type in the epidermis, and -osis, abnormal) is a growth of keratin on the skin or on mucous membranes. More specifically, it can refer to:

• actinic keratosis (also known as solar keratosis)
• hydrocarbon keratosis
• keratosis pilaris (KP, also known as follicular keratosis)
• seborrheic keratosis

Actinic keratoses are pre-malignant growths. Seborrheic keratoses are not pre-malignant.

See also

• Keratoderma