| umls-concept:C0033860 | skos:definition | MSH: A common genetically determined, chronic, inflammatory skin disease characterized by rounded erythematous, dry, scaling patches. The lesions have a predilection for nails, scalp, genitalia, extensor surfaces, and the lumbosacral region. Accelerated epidermopoiesis is considered to be the fundamental pathologic feature in psoriasis.,CSP: common polygenetically determined, chronic, squamous dermatosis characterized by rounded erythematous, dry, scaling patches.,NCI: A chronic disease of the skin marked by red patches covered with white scales.,MEDLINEPLUS: <p>Psoriasis is a skin disease that causes itchy or sore patches of thick, red skin with silvery scales. You usually get them on your elbows, knees, scalp, back, face, palms and feet, but they can show up on other parts of your body. A problem with your immune system causes psoriasis. In a process called cell turnover, skin cells that grow deep in your skin rise to the surface. Normally, this takes a month. In psoriasis, it happens in just days because y | lld:umls |
