skin diseases. derma infection, eczema and psoriasis. dermatology

allergic allergy background body care closeup concept derma dermatitis dermatology diagnose disease drawing dry eczema epidermis flat graphic health healthcare human illness illustration infection isolated itch itchiness itchy lichen medical medicine picture problem psoriasis rash reaction red redness scab scabies sickness skin sore symptom treatment urticaria vector vitiligo white wound