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What is outbreak epidemiology?
What is the difference between epidemic and outbreak?
What is a local disease outbreak?
What does “outbreak” mean?
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.
Jul 28, 2009 · The aim of outbreak epidemiology is to study an epidemic in order to gain control over it and to prevent further spread of the disease. Generally outbreak means a “sudden occurrence,” while in the epidemiological sense an outbreak is defined as a sudden increase in the disease frequency, related to time, place, and observed population.
- Ralf Reintjes, Aryna Zanuzdana
- 2010
- 10.1007/978-0-387-93835-6_9
Step 3: Define cases Step 4: Identify cases and obtain information Step 5: Descriptive epidemiological investigation. Outbreak monitoring. Trawling questionnaires to five campylobacteriosis cases. Diarrhoea, stomach pain and fever (onset 4-5 June) Tap water at home in the week before symptom onset.
Outbreak carries the same definition of epidemic, but is often used for a more limited geographic area. Cluster refers to 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.
Oct 1, 2021 · 6.2 Definition of an outbreak or epidemic A local disease outbreak or small epidemic is commonly defined as the occurrence in a community or area of cases clearly in excess of what is expected. An outbreak or epidemic may be confirmed by comparing the incidence of disease cases with that in previous years for a similar period in the same community.
Define cluster, outbreak, and epidemic. Given the initial information of a possible disease outbreak, describe how to determine whether an epidemic exists. State the purpose of a line listing. Given information about a community outbreak of disease, list the initial steps of an investigation.
Disease outbreaks. Outbreaks are urgent emergencies accompanied by rapid efforts to save lives and prevent further cases. Photo credit: WHO A disease outbreak is the occurrence of cases of disease in excess of what would normally be expected in a defined community, geographical area or season.
