Body acne (clinically considered to be pimples, herpes and other lesions manifestations) the more you scratch the more itchy healing left brown marks is a variety of diseases caused by lesions manifestations of brown marks for hyperpigmentation, the causes include eczema, scabies, itchy rash and other diseases. 1. Eczema: the etiology of this disease is unknown, may be related to chronic infections, endocrine and metabolic changes, heredity, neuropsychiatric factors, etc., lesions manifested as deep in the small blisters of the size of a pinprick to a grain of corn, with the progression of the disease, lesions were dark red, after the development of chronic eczema, often with hyperpigmentation, itching is obvious, the more you scratch the more itchy symptoms. 2. Scabies: This disease is mainly caused by the scabies mite parasites in the skin due to infectious diseases, for contact infection, occurring in the finger cracks, wrists, elbows, armpits, areolas and other delicate parts of the skin and forearms, lower abdomen and buttocks, etc., lesions manifested as pimples, pimples, tunnels, intense itching, scabs, prone to brown hyperpigmentation. 3. itchy rash: the etiology of this disease is unknown, most scholars believe that with hypersensitivity reactions, but also may be related to psychiatric factors, heredity, allergies, insect bites, food and other dietary factors, manifested in the skin with wind-bubble-like pimples, blisters, obvious itching, repeated scratching can be mossy changes, hyperpigmentation of the manifestations. It is recommended that patients go to the dermatology department of regular hospitals in a timely manner, follow the doctor’s instructions to make a clear diagnosis, timely treatment, to avoid delaying the condition.