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Centor criteria/scoring system for Streptococcal pharyngitis
Modified Centor Scoring system
Criteria Points
temperature > 38C 1
absence of cough 1
swollen, tender anterior cervical nodes 1
tonsilar swelling or exudate 1
age 3-14 years 1
age 15-44 years 0
age > 45 years -1
A score of 2 or less makes Streptococcal pharyngitis unlikely & no testing or empiric antibodies indicated
A score of 3 or higher warrants a rapid antigen detection test
A score of 4 or higher formerly warranted empiric antibiotic therapy, but not in MKSAP19 [3]
A positive rapid antigen test should warrant antibiotic therapy & a confirmatory throat culture
Related
group A beta-hemolytic streptococcus
pharyngitis
References
- Journal Watch 24(10):80, 2004
McIsaac WJ, Kellner JD, Aufricht P, Vanjaka A, Low DE.
Empirical validation of guidelines for the management of
pharyngitis in children and adults.
JAMA. 2004 Apr 7;291(13):1587-95.
PMID: 15069046
- Centor RM et al
Pharyngitis management: defining the controversy.
J Gen Intern Med. 2007 Jan;22(1):127-30.
PMID: 17351852
- Mustafa Z, Ghaffari M.
Medical Knowledge Self Assessment Program (MKSAP) 17, 18, 19.
American College of Physicians, Philadelphia 2015, 2018, 2022.
- Mustafa Z, Ghaffari M.
Diagnostic Methods, Clinical Guidelines, and Antibiotic Treatment for
Group A Streptococcal Pharyngitis: A Narrative Review.
Front Cell Infect Microbiol. 2020 Oct 15;10:563627.
PMID: 33178623 PMCID: PMC7593338 Free PMC article