Epiglottis:

Supraglottic region Mostly bacterial: Haemophilus influenzae, H. parainfluenzae, Streptococcus pneumoniae, and group A streptococci, also Staphylococcus aureus, mycobacteria Non bacterial: Thermal, chemical, foreign body ingestion Clinical: odynophagia/dysphagia, fever, hot potato voice! Tripod position, drooling, hypoxia, respiratory distress, pain to palpation of larynx, mild irritative cough