Skin growths the more you scratch the thicker it may be chronic eczema, keratosis pilaris, need to go to the hospital for examination, under the guidance of the doctor, to clarify the cause of the disease and then targeted treatment can be given to the general treatment and drug therapy. 1. Chronic eczema: when the skin is stimulated, contact with chemicals, pollen, dust, etc., may lead to eczema attacks, treatment can be given to the topical glucocorticoid therapy, such as hydrocortisone, trimethoprim, dianabed, etc., at the same time should pay attention to the skin moisturizing can be used vitamin e milk, if necessary, oral antihistamine drugs, such as chlortetracycline, etc., to avoid scratching and stimulating the skin. 2. Keratosis pilaris: a group of skin diseases with epidermal hyperkeratosis as the main change. Can show local skin keratosis, dry skin, scaly, cracked, generally no subjective discomfort, sometimes itchy or painful, the treatment can be given to Vitamin A cream, urea cream and other treatments. All of the above drugs should be used in accordance with medical advice. Skin thickening more and more thick in the usual daily life must pay attention to reduce scratching the itchy place, save the local dry hygiene, and then avoid the local thickening aggravation, the emergence of maladaptation timely consultation, find out the cause, follow the doctor’s prescription treatment.