Neck red and itchy may be contact dermatitis, eczema, hives and other diseases.
1. Contact dermatitis: If the patient has a red and itchy neck, it is mostly considered to be caused by contact dermatitis. Patients may also be accompanied by erythema, swelling and pain, pimples and other symptoms. It is due to skin contact with certain substances, resulting in contact with the skin and the surrounding skin, an inflammatory reaction.
2. Urticaria: The causes of urticaria include food allergy, physical stimulation, nervous tension and so on. Patients with urticaria will experience symptoms such as clamminess, angioedema, and itching, which can manifest as a red and itchy neck.
3. Eczema: red and itchy neck is also considered to be caused by eczema. Its etiology is related to hormone level changes, heredity, endocrine metabolic disorders and other factors. Patients will appear in the skin redness, swelling, erythema, papules and other symptoms.
Once the patient has a red and itchy neck, the patient can go to the hospital, identify the cause of the disease, and then actively take treatment measures.