Sore Throat Management
Diagnostic Approach
- The American College of Physicians recommends using the Centor clinical scoring system to identify patients with higher likelihood of group A streptococcal infection, which includes presence of fever, tonsillar exudates, tender anterior cervical lymphadenopathy, and absence of cough 1, 3
- The Infectious Diseases Society of America suggests considering rapid antigen testing (RAT) in patients with 3-4 Centor criteria who have a higher likelihood of streptococcal infection 1
- Throat culture is not necessary after a negative RAT for diagnosing group A streptococci, as recommended by the American Academy of Family Physicians 1
Treatment Recommendations
- The American College of Physicians recommends offering analgesic therapy to all patients with sore throat for pain relief, with ibuprofen or paracetamol (acetaminophen) as first-line options 1, 2
- The American Academy of Family Physicians suggests that antibiotics should NOT be used in patients with less severe presentation (0-2 Centor criteria) 1, 4
- For patients with 3-4 Centor criteria, the Infectious Diseases Society of America recommends considering antibiotics after discussing with patients that benefits are modest (shortening symptoms by only 1-2 days) 1, 5
- If antibiotics are indicated, the American Heart Association recommends penicillin V as the first choice, given twice or three times daily for 10 days 1, 6
Important Considerations
- The American College of Physicians reassures patients that the typical course of sore throat is less than one week 2
- Most cases (>65%) of sore throat are viral in origin and do not require antibiotics, as stated by the Centers for Disease Control and Prevention 7, 2
- The World Health Organization recommends reserving antibiotics for confirmed streptococcal pharyngitis to prevent unnecessary side effects and antibiotic resistance 7, 2
Special Situations and Red Flags
- The American Academy of Pediatrics recommends being vigilant for Lemierre syndrome in adolescents and young adults with severe pharyngitis, which requires urgent diagnosis and treatment 8
- The Infectious Diseases Society of America suggests watching for signs of peritonsillar abscess (quinsy), which may require more aggressive intervention 4