What is the differential for a sore throat? What would make you consider retropharyngeal abscess? What are the upper airway signs that signify an impaired airway (and the need to intubate)? How do you diagnose retropharyngeal abscess? What is the management of a retropharyngeal abscess?
Antibiotics after I&D lead to significantly better outcomes with significantly fewer antibiotic-treated participants having clinical failure requiring a new antibiotic or another drainage procedure. New abscesses may develop in 10.1 percent of the antibiotic group compared to 19.1 percent of the placebo group.
Management of Skin Abscesses in the Era of Methicillin-Resistant Staphylococcus aureus Adam J. Singer, M.D., and David A. Talan, M.D. N Engl J Med 2014; 370:1039-1047 The authors of this article summarize the literature thusly: Incision & drainage is definitive treatment. Non-complicated disease does not require additional antibiotic treatment, although the evidence is not strong. […]