Marked diffuse mucosal and submucosal oedema of the glottis involving the true and false vocal cords leading to severe luminal stenosis. Oedema of the uvula but the epiglottis is not significantly enlarged. No peritonsillar or retropharyngeal fluid collection. Parapharyngeal fat planes appear symmetrical in configuration with no displacement. No cervical or supraclavicular fossa lymphadenopathy.
Conclusion:
Appearance raises the possibility of an angioedema-type reaction.
No peritonsillar or retropharyngeal abscess.