Nasal NK/T-cell lymphoma: Clinical features and dermoscopic appearances

CA 18y old female without family history, who presented 6 months before, a right nasal swelling with the notion of right nasal obstruction evolving towards an ulcerated tumor whose biopsy returned in favor of a nasal NK lymphoma. Physical examination showed a right nasal destructive ulcerated tumor, with an infiltrated base, with a necrotic surface with a purulent background and with clear and irregular boundaries making 6cm of the long axis (FIGURE 1). In dermoscopy appearance we had especially an aspect in gaps with separations by whitish septa (FIGURE 2).