It should be a borderline mole. This kind of nevus has a tendency to malignant transformation, so it is best to enlarge and remove it early. It is recommended to freeze during the operation and check whether there is any residue on the edge. You can also check whether there is any residue on the postoperative edge, and if there is any suggestion, expand the resection again; It is not malignant melanoma at present.

Xijing hospital-plastic surgery-Dr. Pan Yong in charge