Adults with itchy nose outside always want to rub the nose may be eczema, contact dermatitis, seborrheic dermatitis and other causes.
1. Eczema: the etiology of eczema is not clear, and it is considered to be related to infection, heredity, environmental factors and so on. Patients will have blisters, papules, itching, erythema and other manifestations. If eczema appears on the outside of the nose of adults, there may be itching and always want to rub the nose.
2. Contact dermatitis: contact dermatitis may be caused by contact with sensitizers or primary irritants, and patients will have symptoms such as pimples, itching, papules and erythema. Therefore, contact dermatitis on the outside of the nose in adults will manifest as itching always want to rub the nose.
3. Seborrheic dermatitis: the etiology of seborrheic dermatitis is still unclear, and it is considered to be related to the increase of lipids and impaired skin barrier function. Patients will have different degrees of itching, erythema, greasy flaking and other manifestations. If adults have seborrheic dermatitis on the outside of the nose, the symptoms of itching on the outside of the nose and wanting to rub the nose will occur.
It is recommended that adults with itchy nose always want to rub the nose need to consult a doctor in a timely manner, the doctor will clarify the cause of the disease and take appropriate measures to treat.