A 15-year-old boy presented to the hospital with fever and malaise for three days. He also complained of pain and swelling in the left submandibular region. He could not open his mouth, and complained of marked dysphagia. Medical history Insignificant Previously healthy Denied any recent dental extraction or orofacial trauma The patient suffered from acute respiratory distress and compromised airway due to soft tissue edema. Intubation was carried out with difficulty, and a distorted larynx was observed while doing so.

However, the larynx was not dramatically erythematous or edematous. Unfortunately, despite administering IV antibiotics, there was no improvement in the patient’s conditions. In fact, the edema of his face and neck worsened. Physical examination Temperature: 38.1°C Tachycardia: 110 beats/min Blood pressure: 115/50 mmHg Swelling: Indurated, tender, erythematous swelling in…