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».
1 Hydroxychloroquine is the least likely to cause side effects. 2  Inderal: This high blood pressure medication worsens psoriasis in about 25 percent to 30 percent of patients with psoriasis who take it. 3  It is not known if all high blood pressure (beta blocker) medications worsen psoriasis, but they may have that potential.