Which viruses cause acute tonsillitis?

Updated: Apr 06, 2020
  • Author: Udayan K Shah, MD, FACS, FAAP; Chief Editor: Arlen D Meyers, MD, MBA  more...
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Viral or bacterial infections and immunologic factors lead to tonsillitis and its complications. Overcrowded conditions and malnourishment promote tonsillitis. Most episodes of acute pharyngitis and acute tonsillitis are caused by viruses such as the following:

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