chiaroscuro (plural chiaroscuros or chiaroscuri) (art) An artistic technique developed during the Renaissance, referring to the use of exaggerated light contrasts in order to create the illusion of volume.
Psoriasis Psoriasis is a long-term skin condition that may cause large plaques of red, raised skin, flakes of dry skin, and skin scales....learn more Â».
Scalp psoriasis. 1  Overview Scalp psoriasis: When psoriasis forms on the scalp, it can creep beyond the scalp. Scalp psoriasis: Overview Psoriasis (sore-EYE-ah-sis) can appear anywhere on the skin. 2  Symptoms Scalp psoriasis: It can appear behind the ear as shown on the left.