What is the prevalence of peritonsillar abscesses (PTAs) in the US?

Updated: Sep 03, 2020
  • Author: Jorge Flores, MD; Chief Editor: Jeter (Jay) Pritchard Taylor, III, MD  more...
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In the United States, the incidence of peritonsillar abscess has been estimated at 30 cases per 100,000 persons per year, accounting for approximately 45,000 cases annually.It has also been estimated to result in at least $150 million a year in health care expenditures. [9] Most infections occur during November to December and April to May, which coincide with the highest incidence rates of streptococcal pharyngitis and exudative tonsillitis. [5]

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