A Rare Life-Threatining Complication of Deep Neck Abscess; Internal Jugular Vein Erosion

A 16-year-old male was admitted to our hospital with the diagnosis of deep neck abscess due to a dental infection was mentioned. surgical drainage was applied under local anesthesia. the patient did well for about 2 days. two days later, acute swelling on patient’s neck had began. the computed tomography revealed massive cervical hematoma and right internal jugular vein thrombophlebitis . the neck exploration was made successfully. vascular complications of deep neck infections are less common but they are still present. we could not find a similar case report of the internal jugular vein erosion and silent hematoma in the neck due to deep neck infection.