Baby’s itchy ear always scratching the ear may be caused by cerumen embolism, external ear eczema, otitis externa and other diseases. 1. Cerumen impaction: Cerumen impaction is caused by excessive cerumen secretion or cerumen discharge obstacles, and children will have symptoms such as itching of the ear canal, stuffy feeling in the ear, hearing loss, tinnitus and so on. Because of the localized itching symptoms, it will lead to babies scratching their ears all the time. 2. Eczema of the outer ear: the etiology of eczema of the outer ear is still unclear, and it is considered to be caused by perversion. The main symptoms of the child are itching, flaking, secretion oozing, crusting, etc., which will also lead to the baby’s itchy ears and always scratching the ear phenomenon. 3. Otitis externa: Otitis externa is caused by bacterial or viral infection and other pathogens, the child will have earache, ear itching, swelling of the ear canal and other symptoms, so the baby will have itchy ears always scratching the ear symptoms. When the baby has the symptom of itchy ears always scratching the ears, it is considered that it may be caused by the disease. Parents should take their children to the hospital in time to identify the cause of the disease and treat it under the guidance of the doctor.