Overview
Subglottic abscess is a localized collection of pus within the subglottic region of the larynx, often complicating upper respiratory infections or following intubation, leading to airway obstruction and significant respiratory distress 1.Diagnosis
Clinical presentation includes stridor, drooling, fever, and difficulty breathing 1.
Imaging studies such as lateral neck X-rays (may show "steeple" sign) and CT scans are crucial for diagnosis 1.
Direct laryngoscopy confirms the presence of an abscess and assesses its size and location 1.Management
First-line treatment: Intravenous antibiotics targeting anaerobic bacteria (e.g., clindamycin, metronidazole) 1.
Adjunctive therapies: Drainage of the abscess, often performed under endoscopic guidance or surgically if necessary 1.
Supportive care: Airway management, including potential intubation or tracheostomy in severe cases 1.Special Populations
Pediatrics: Early recognition and prompt intervention are critical due to the high risk of airway compromise 1.
Elderly: Increased vigilance for comorbidities and potential complications from antibiotic therapy 1.
Comorbidities: Patients with underlying respiratory conditions may require more intensive monitoring and tailored antibiotic regimens 1.Key Recommendations
Implement face-to-face, simulation-based training for ENT residents to enhance practical skills in managing airway emergencies, including subglottic abscess 1 (Evidence: Expert opinion).
Prioritize early imaging (lateral neck X-ray, CT scan) and direct laryngoscopy for accurate diagnosis and assessment of subglottic abscess 1 (Evidence: Moderate).
Initiate intravenous antibiotics targeting anaerobic coverage promptly, alongside supportive airway management as needed 1 (Evidence: Moderate).References
1 Guest O, Gundle L, Hyland L, Khan A, Grimes C, Tailor BV. What makes a high-quality ENT resident doctor induction? A national survey of 380 participants. The Journal of laryngology and otology 2025. link