young asian woman scratching itch with hand on upper back area, health care concept, dermatosis

allergic allergy asian atopic back background bite blister body care casual complexion dermatitis dermatology dermatosis disease dorsal eczema female hand health healthy heat infection insect irritation isolated itch itchy medical medicine nape neck pain people pruritus pustule rash reaction rosacea scratch scruff sensitive skin steroid symptom thai therapy treatment woman