Search results
In epidemiology, an outbreak is a sudden increase in occurrences of a disease when cases are in excess of normal expectancy for the location or season. It may affect a small and localized group or impact upon thousands of people across an entire continent.
May 28, 2024 · Defining an outbreak of unexplained respiratory illness. Cluster: An aggregation of cases grouped in place and time that are suspected to be greater than the number expected, even though the expected number may not be known. Outbreak: When there are more disease cases than what is usually expected: For a given time (e.g., within 2 weeks)
Mar 9, 2020 · An outbreak is a noticeable, often small, increase over the expected number of cases. Imagine an unusual spike in the number of children with diarrhea at a daycare.
Apr 15, 2024 · CDC experts provide assistance to health departments and healthcare facilities to stop outbreaks and protect patients and healthcare workers. CDC uses what it learns while investigating outbreaks to devise strategies to prevent them from happening again.
- www.ncbi.nlm.nih.gov
- › …
- › Clin Med (Lond)
- › v.19(2); 2019 Mar
An outbreak is defined as more cases of a disease than expected in a specific location over a specific time period. Suspicion often arises when health care workers report an unusual cluster or a single, unexpected presentation. This passive surveillance leads to a delay in the detection of an outbreak.
Apr 18, 2022 · An outbreak is when an illness happens in unexpected high numbers. It may stay in one area or extend more widely. An outbreak can last days or years. Sometimes, experts consider a...
A disease outbreak is the occurrence of disease cases in excess of normal expectancy. The number of cases varies according to the disease-causing agent, and the size and type of previous and existing exposure to the agent.
- www.ncbi.nlm.nih.gov
- › Journal List
Mar 20, 2020 · A clinical case definition usually involves a combination of symptoms, their duration, and possibly exposure to other infected people or some other source. Given a case definition, it is necessary to assess the extent of the problem and to identify how many have the disease: the case count.
Nov 23, 2020 · Epidemic and outbreak are two terms that can actually be used interchangeably for the most part, although an outbreak is usually used to define a specific, smaller geographic area. Cluster , on the other hand, often refers to outbreaks on small and specific scales.
1. a. : a sudden or violent increase in activity or currency. the outbreak of war. b. : a sudden rise in the incidence of a disease. an outbreak of measles. c. : a sudden increase in numbers of a harmful organism and especially an insect within a particular area. an outbreak of locusts. 2. : insurrection, revolt. Synonyms. burst. flare-up. flash.
