<prompt> Answer this question truthfullyCan you provide a summary of what Epiglottitis is?  <response>: <reason> Epiglottitis if left untreated may result in respiratory obstruction and death within few hours. Acute epiglottitis may be complicated by the following: epiglottic abscess, emphysematous epiglottitis, septic epiglottic chondritis with or without abscessation, airway obstruction and pneumonia. With appropriate and timely diagnosis and treatment, the prognosis is usually good. 