man scratch oneself, dry flaky skin on hand with psoriasis vulgaris, eczema and other skin conditions like fungus

abnormal allergic allergy arm atopic autoimmune background body care closeup condition dermatitis dermatology disease disorder dry dryskin eczema epidermis finger fungus genetic hand health healthcare human illness irritable itchy man medical medicine pain patches patient person plaque problem psoriasis pustular rash reaction red scaly scratch skin skincare stress ugly white