There are always scabs on the outer ear that can’t be picked out, which may be related to diseases such as eczema, chronic contact dermatitis, seborrheic dermatitis, and so on.
1. Chronic external ear eczema: this disease is often associated with perverse reactions, psychiatric factors, neurological dysfunction, etc., drugs or other allergic substances stimulation can also cause the disease, in addition to itching, can be presented in the external auricle skin thickening, epidermal desquamation, cracks, scabs, deepening of the local color, the surface of the surface roughness and inequality of the manifestations of the external ear auricle always have a crust picking is not finished.
2. Chronic contact dermatitis: is due to long-term repeated contact with irritating weak substances, such as detergents, organic solvents, soap, weak acid and weak alkali. Occur in the outer auricle, scaling, cracking and skin moss, sometimes also see the epidermis peeling, there is always a scab picking.
3. Seborrheic dermatitis: this disease is associated with Malassezia colonization, lipid increase, impaired skin barrier function, immune response and individual susceptibility. Mental, vitamin B deficiency, diet, alcoholism and other factors can affect the occurrence and development of the disease to varying degrees. When it occurs in the external auricle, it is often erythematous with small patches of furfuraceous flaking, which is characterized by the constant picking of scabs.
When you find that the external auricle always has scabs that you can’t finish picking, you can actively seek medical treatment, systematic examination to clarify the diagnosis, and active treatment.