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Section 2: Steps of an Outbreak InvestigationPrepare for field work.Establish the existence of an outbreak.Verify the diagnosis.Construct a working case definition.Find cases systematically and record information.Perform descriptive epidemiology.Develop hypotheses.Evaluate hypotheses epidemiologically.More items...

Section 2: Steps of an Outbreak InvestigationPrepare for field work.Establish the existence of an outbreak.Verify the diagnosis.Construct a working case definition.Find cases systematically and record information.Perform descriptive epidemiology.Develop hypotheses.Evaluate hypotheses epidemiologically.More items...

A confirmed foodborne disease outbreak is defined as an incident in which two or more persons experience a similar illness after ingestion of a common food or meal and epidemiologic evaluation implicates the meal or food as the source of illness. Confirmed outbreaks may or may not be laboratory-confirmed.

Different surveillance methodsElectronic surveillance Electronic surveillance equipment is often the most used tool during an investigation.Interviews Interviews are far less common, but they can serve a purpose in certain investigations.Observation You can gather a lot of information just by observing someone.More items...?15 Jan 2020

The toll-free number is 1- 888-973-7678. These offices may assist in coordinating the investigation, assist in the investigation itself if requested by the LHD, and can be consulted on collection of food, clinical, and/or environmental specimens. Following, are 10 standard steps to an outbreak investigation.

Outbreaks are detected by using public health surveillance methods, including PulseNet, formal reports of illnesses, and informal reports of illnesses.

Steps in establishing and maintaining surveillance system Establish Goals Develop Case definitions Select appropriate personnel Acquire tools and clearances for collection , analysis and dissemination Implement surveillance system Evaluate surveillance activities 6.

During the outbreak management it may be necessary to take the following measures: quarantine (isolate a person until he or she is no longer infectious, based on the disease definition), isolation of contacts, and surveillance (passive and active).

Steps in planning a surveillance systemEstablish objectives.Develop case definitions.Determine data sources data-collection mechanism (type of system)Determine data-collection instruments.Field-test methods.Develop and test analytic approach.Develop dissemination mechanism.Assure use of analysis and interpretation.

Outbreak investigations have essential components as follows: 1) establish case definition(s); 2) confirm that cases are real; 3) establish the background rate of disease; 4) find cases, decide if there is an outbreak, define scope of the outbreak; 5) examine the descriptive epidemiologic features of the cases; 6)