Small nevus is considered to be caused by pigmented nevus, common wart, dermatofibroma, etc. It needs to be removed by medication, surgery and physical methods according to different causes.
1. Pigmented nevus: it is a benign neoplasm composed of nevus cells, which can appear in any part of the skin and manifests itself as a brown or black papule with uniform color and clear boundary.
For moles that affect aesthetics, they can be removed by physical methods such as laser or cryotherapy under the guidance of a doctor; for moles that have a tendency to become malignant, surgical excision can be used, including surgical excision and suturing, surgical excision combined with autologous or allogeneic dermatological patch repair.
2. Common warts: these are benign proliferative diseases caused by human papilloma virus infection of the skin and mucous membranes. You can use physical methods such as freezing, electrocautery, scraping, laser, etc. under the guidance of a doctor;
Patients who are not suitable for physical therapy can be treated by topical medication, such as 5% imiquimod ointment applied externally to achieve the purpose of removal.
3. Dermatofibroma: it is a kind of benign skin tumor, caused by excessive proliferation of skin fibroblasts, which is a benign disease and generally does not need special treatment. If it affects aesthetics or interferes with daily life, it can be removed by surgery.
Specific treatment should be based on the patient’s specific condition and under the guidance of a doctor. The above medications and operations should be carried out under the guidance of a doctor.