Microscopically the lesion was characterized by neoplastic cells of epithelial origin, with individual or group keratinizations; cellular and/or nuclear pleomorphism; hyperchromatic nuclei; increased mitosis and abnormal mitosis Figure 2.
Microscópicamente la lesión se caracterizó por presentar células neoplásicas de origen epitelial con queratinizaciones individuales y grupales; pleomorfismo celular y nuclear, hipercromatismo nuclear y mitosis incrementadas y anormales Figura 2.