exacerbation

{{Short description|Worsening of a disease}}

In medicine, an exacerbation is the worsening of a disease or an increase in its symptoms.{{cite book|title=Dorland's Illustrated Medical Dictionary|date=2000|isbn=0721662544|page=[https://archive.org/details/trent_0116404640520/page/630 630]|edition=29th|url=https://archive.org/details/trent_0116404640520/page/630}} Examples includes an acute exacerbation of chronic obstructive pulmonary disease and acute exacerbation of congestive heart failure.{{cn|date=December 2021}}