Guide to Diagnostic Tests
Pharyngitis
Organism
Pharyngitis
Exudative: S. pyogenes (GPC) (15–30%), viruses (rhinovirus, coronavirus, adenovirus) (30%), group C and G streptococci (GPC) (5%), herpes simplex virus (HSV) (4%), parainfluenza and influenza virus A and B (2–4%), Epstein-Barr virus (mononucleosis) (1%), HIV (1%), N. gonorrhoeae (GNDC) (1%), C. diphtheriae (GPR) (≤1%), Arcanobacterium hemolyticum (GPR) (≤1%), M. pneumoniae , C. pneumoniae .
Membranous: C. diphtheriae (GPR), C. pseudodiphtheriticum (GPR), HSV, Epstein-Barr virus.
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Citation
Nicoll, Diana, et al. "Pharyngitis." Guide to Diagnostic Tests, 7th ed., McGraw-Hill Education, 2017. Emergency Central, emergency.unboundmedicine.com/emergency/view/GDT/619374/all/Pharyngitis.
Nicoll DD, Lu CMC, McPhee SJS. Pharyngitis. Guide to Diagnostic Tests. McGraw-Hill Education; 2017. https://emergency.unboundmedicine.com/emergency/view/GDT/619374/all/Pharyngitis. Accessed July 19, 2025.
Nicoll, D., Lu, C. M., & McPhee, S. J. (2017). Pharyngitis. In Guide to Diagnostic Tests (7th ed.). McGraw-Hill Education. https://emergency.unboundmedicine.com/emergency/view/GDT/619374/all/Pharyngitis
Nicoll DD, Lu CMC, McPhee SJS. Pharyngitis [Internet]. In: Guide to Diagnostic Tests. McGraw-Hill Education; 2017. [cited 2025 July 19]. Available from: https://emergency.unboundmedicine.com/emergency/view/GDT/619374/all/Pharyngitis.
* Article titles in AMA citation format should be in sentence-case
TY - ELEC
T1 - Pharyngitis
ID - 619374
A1 - Lu,Chuanyi Mark,
AU - Nicoll,Diana,
AU - McPhee,Stephen J,
BT - Guide to Diagnostic Tests
UR - https://emergency.unboundmedicine.com/emergency/view/GDT/619374/all/Pharyngitis
PB - McGraw-Hill Education
ET - 7
DB - Emergency Central
DP - Unbound Medicine
ER -
