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index case
 

Definitions from WordNet

Noun index case has 1 sense
  1. index case - the earliest documented case of a disease that is included in an epidemiological study
    --1 is a kind of     patient

Definitions from the Web

Term: Index Case

Definition: The first case or individual affected by a disease or condition that leads to its spread to others.

Example sentences:

  • The index case of the COVID-19 outbreak in the city was traced back to a traveler from another country.
  • The health officials are working tirelessly to identify the index case of the recent malaria outbreak.
  • Once the index case is identified, it becomes crucial to isolate and treat them to prevent further transmission.

Related products:
Epidemiology Books on Amazon

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