The bumps and itching behind the ears are considered to be related to papular urticaria, eczema, contact dermatitis and other diseases.
1. Papular urticaria: In the external environment, such as parks, jungles, etc., mosquito bites cause papular urticaria, causing fusiform wind bumps behind the ears, accompanied by itching, resulting in localized bumps, accompanied by obvious itching sensation.
2. Eczema: the etiology of eczema is not yet completely clear, is caused by the common role of internal and external factors, can appear behind the ear pimples, papules, papules with itching, resulting in localized pimples itchy situation.
3. Contact dermatitis: the disease is an allergic disease caused by contact with allergens, common allergens include detergents, headdresses, metal products, etc., which can cause erythema, papules with itching behind the ears, resulting in itchy bumps in the local area.
Bumps behind the ears with itching may also be caused by other diseases, it is recommended that patients go to the hospital in time for examination, after a clear diagnosis, under the guidance of the doctor to give targeted therapeutic measures.