Psoriasis by any other name would be defined as areas of raised, red patches called plaques of skin topped with loose, silvery scales, usually on the knees or elbows. Plaques can occur anywhere, but most commonly occur on the knees, elbows, scalp, hands, feet, or lower back. Nearly 90% of people with psoriasis have plaque-type variety of psoriasis.
Psoriasis can occur in many different forms, looks and appearances. Symptoms of psoriasis can be as different as each of us with each types having their own distinct traits. Symptoms can vary in severity and appear in combination with other types of psoriasis or ski conditions.