Other Aesthetic Issues | Keratosis pilaris
Keratosis pilaris (KP) is a common, harmless skin condition which causes small, hard bumps that may make your skin feel like sandpaper , also known as 'chicken skin or chicken bumps'. It is most noticeable on the upper arms, thighs, cheeks, back or buttocks. It is medically a benign, cosmetic issues and very common condition.
The first outer layer is called the epidermis and the underlying layer is called the dermis. The skin has a protein known as keratin, which protects it from various external toxins and infections. In some people, due to unknown reasons, there could be pile up of this protein in the deeper layers, producing small bumps, which feel like sandpaper. The term Keratosis pilaris (KP) refers to piling up of keratin pigment. It can block the hair follicle that would normally open into the skin. When there are multiple blocks in the same area, there could be a sandpaper-like rough feeling to the touch.
KP can occur at any age. Signs and symptoms include:
- Chicken skin
- Dry and rough skin
- Painless red bumps, pink or white bumps
- Sandpaper-like goosebumps
- Inflammation around the bumps
- Itchy feelings during seasonal changes when skin tends to be drier
Except hereditary, KP can also be non-inherited. There are non-conclusive findings indicate that people who experience dry skin conditions or ichthyosis can become victims of KP. Other causes include a deficiency of essential oils, zinc, vitamins A, D, and K.