A 73-year-old man presented to the emergency department for 2 months of erythema, warmth, and blushing on the tip of the nose, with progression to ulcerative and granulomatous tissue and posterior necrotizing compromise of the nasal septum, despite antibiotic schemes.A diagnosis of lethal midline granuloma was made, a disease with a wide spectrum of etiological diagnostic possibilities and usually a poor prognosis.A biopsy sample confirms a NK/T-cell lymphoma.The patient did not accept the proposed chemotherapeutic treatment.He requested voluntary discharge and later died.