Itchy neck may be caused by dermatitis or eczema, or may be due to other factors such as pruritus, clinically common in the following cases: 1, dermatitis, eczema: belong to the common causes of pruritus of the skin of the neck, patients in addition to pruritus performance, but also combined with obvious skin changes, such as papules, papules, blisters, vesicles, etc., need to pay attention to avoid the cause or a variety of suspected causative factors. Avoid spicy food and alcohol during the disease, avoid excessive scalding, scratching and other stimuli, antihistamines can be used according to the situation, such as Desloratadine tablets, glucocorticoids should not be used in general; 2, pruritus: the disease can also lead to pruritus of the neck, generally due to excessive cleaning of the skin caused by sebum loss and dryness, the patient itching performance is paroxysmal, especially at night for heavy, can be due to continuous scratching, appearing The itching is paroxysmal, especially at night, and can be caused by constant scratching, resulting in secondary damage such as scratch marks, blood scabs, pigmentation and moss-like changes. Patients should pay attention to personal hygiene, bathe regularly, change clothes regularly, and use antibacterial soap for prevention if necessary to avoid dermatological bacterial infections; 3. Other: mosquito bites, food allergies, stabbing with sharp objects, liver and kidney diseases, malignant tumors, psychogenic factors, allergic factors or long-term wearing of scarves, collar stimulation, sun exposure, etc. may lead to pruritus of the neck, which can be actively treated for the original disease or Avoid stimulation, etc. to relieve symptoms.