Keratosis refers to a growth on the skin especially in older adults. It usually appears as brown or light growth on the face, upper body, shoulder, or back. The growth is waxy and slightly elevated in form. Once in a while it develops singly, but several growths are more regular. Seborrheic Keratosis isnot cancerous, although they look like skin cancer. It is not usually brought about by being exposed to the sun, even though it can come after sunburn or other skin irritating conditions like dermatitis.
Variants of Keratosis include the lentigo which is a petite, pigmented flat or a little raised spot amid a clearly distinct edge surrounded with normal-appearing skin. They may evolve gradually over years, or else may appear abruptly. They may crop up anywhere and differ in color. Lentigines have been sub-divided into various types depending on their looks, their location, the causative or factors. It can also be subdivided according to its relationship with other ailments or conditions.
Dermatosis papulosa nigra is another type of keratosis that regularly begins in puberty. It describes the occurrence of multiple, tiny, 1-5 mm span, smooth, compact, dark brown papules that appear on faces and necks of black-skinned individuals. The occurrence, figures as well as size of laceration increases with age. Complications of simple destructive management can lead to increased or decreased pigmentation and keloid development. Lesions crop up mainly on forehead but may as well be seen on the neck on the upper back and on the upper body. Dermatosis papulosa nigra laceration is usually best left untreated because Lichenoid keratosis is generally a single lesion that resembles a lentigo. The lesions seem to grow from a reverting existing laceration such as a lentigo.
It is a rare lesion with majority of the cases more often than not discovered by doctors while undertaking cautious skin examinations. The majorities of the lesions builds up in people between twenty and thirty years of age and have less effect on males as compared to females. It is more common to the Caucasians and rare on Asians, and Hispanics. A biopsy on the skin may be essential to prove diagnosis of doubtful lesions. Once the diagnosis is long-established, the individual ought to be advised concerning the benign character of the laceration and offered therapeutic or surgical management to take away any residual lesion from the skin of the individual and measure taken to stop regeneration of the lesions.