Pharyngitis

DDx

Don’t miss

  • Acute HIV infection

DDX

  • Viral, eg, adenovirus, herpes simplex virus (HSV)
  • Group A streptococci
  • Infectious mononucleosis
  • Gonorrhea
  • Mycoplasma
  • Chlamydia pneumoniae
  • Influenza
  • Diphtheria
  • Necrotizing gingivostomatitis (Vincent’s angina, trench mouth)
  • Arcanobacterium haemolyticum

Other causes of sore throat

  • Peritonsillar abscess
  • Oral candidiasis
  • Epiglottitis
  • Acute HIV infection
  • Dry mouth (xerostomia)
  • Nasopharyngeal carcinoma
  • Glossopharyngeal neuralgia
  • With rash: meningococcemia, toxic shock syndrome, drug eruption, viral exanthem

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Last updated: February 24, 2015