psoriasis. psoriatic onychodystrophy

allergy antibodies autoimmune complexion damage derma dermatology diagnosis disease diseases disorder englobement epidermis eruption erythematosus fingernail hand hematology hide illness immune immunity immunology inflammation irritation itch lupus medical medicine nail neirodermit neurology onychodystrophy pathology pelt phagocytosis pruritus psoriasis psoriatic psychosomatic purpura rheumatoid science skin skinned sle symptom systemic