healthcare and medical concept. female scratching the itch on her hand, cause of itching from skin diseases.

allergic allergy background bacterial bite blister body burns cause chemicals concept dermatitis dermatology dirty disease diseases drug dry eczema female finger food fungal hand hands health healthcare heat hurt infection injury insects irritation itch itching itchy medical medicine mosquito pain people prickly problems pruritus psoriasis rash reaction scratch scratching sensations sensitive skin sore swelling symptoms thermal tissue trauma