Diet Chart For Psoriasis Patients Psoriasis is a skin disease, which is non-contagious in nature. It is characterized by scaly patches, which are red in color. These patches appear on the scalp, elbows and knees. These lesions may vary from minor patches appearing at local points to the entire portion of the body. Dry skin, cracks in the skin, pink-colored lesions, bleeding skin, stiffened joints, inflammations, itching sensation, and burning in some places are the major symptoms of people suffering