Keratosis pilaris is a common disorder of follicular keratinization often seen in individuals with ichthyosis vulgaris. The extensor surfaces of the arms, thighs, and lateral aspects of the cheeks are most commonly involved, but the sandpaper-like papules are occasionally widely disseminated. Treatment is usually unrewarding, but keratolytics such as lactic acid or glycolic acid may help.
groups of erythematous scaly follicular papules located on the extensor surface of both arms and upper back. Keratosis pilaris is a common skin condition can be seen in normal individuals and is associated with ichthyosis vulgaris and atopy and some less common disorders. Keratosis pilaris can be categorized as disorders of follicular keratinization.