OBJECTIVE: To describe a patient with nasal septum abscess complicated with cellulites of the nasal dorsum and rhinosinusitis maxiloetmoidal and literature review. CASE REPORT: A female patient, 10 years old, coming from Lambaré, Paraguay, who consulted the service Hospital of Clinics of FCM - UNA with a history of 7 days of development of front headache that exede to crouch more left periorbital pain, is added to the framework of the nasal dorsum swelling and facial signs of inflammation (redness, pain, heat) which was later increased in intensity with bipalpebral edema without visual changes is sent to our clinic for pediatrics. It denies nasal trauma and other injuries. CONCLUSION: The diagnosis of abscess of the nasal trabique should be considered in any child with acute onset of nasal obstruction and a history of trauma or inflammatory process in contiguous regions. It takes a high index of suspicion and clinical-surgical treatment early and appropriate to minimize the risk of complications and sequellae.