Disease outbreak - Wikipedia
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.
Epidemic, Endemic, Pandemic: What are the Differences?
Feb 19, 2021 · Yellow fever, smallpox, measles, and polio are prime examples of epidemics. An epidemic disease doesn't necessarily have to be contagious. West Nile fever and the rapid increase in obesity rates are also considered epidemics.
CDC Current Outbreak List | Outbreaks | CDC - Centers for …
CDC helps countries respond to disease outbreaks and stop them at their source before they spread. See a list of current outbreaks and outbreak-related resources.
List of epidemics and pandemics - Wikipedia
Due to the long time spans, the first plague pandemic (6th century – 8th century) and the second plague pandemic (14th century – early 19th century) are shown by individual outbreaks, such as the Plague of Justinian (first pandemic) and the Black Death (second pandemic).
13.2 Types of Infectious Disease Outbreaks - OpenStax
The two most common types are respiratory or intestinal in nature. Legionella is the leading cause of drinking water outbreaks, and cryptosporidium is a leading cause of intestinal waterborne disease (CDC, 2019j; 2019l; 2022ai).
Principles of Epidemiology | Lesson 1 - Section 11
Epidemics can be classified according to their manner of spread through a population: A common-source outbreak is one in which a group of persons are all exposed to an infectious agent or a toxin from the same source.
Epidemic- Definition, Causes, Types, and Response - Microbe Notes
Aug 3, 2023 · Two major types of epidemics may be distinguished. Common-source epidemics are frequently, but not always, due to exposure to an infectious agent. They can result from contamination of the environment (air, water, food, soil) by industrial chemicals or pollutant.
Outbreak and Case Definitions | Unexplained Respiratory Disease ...
Developing a clear case definition is critical to effective investigation of an outbreak. The below content explains the difference between an outbreak and cluster and how to develop a case definition.
Epi Explained: Types of Outbreaks – Point Source, Continuous …
Understanding the different types of outbreaks helps public health professionals identify patterns, determine the source, and take appropriate action to control the spread. In this article, we will explore the major types of outbreaks, including point source, continuous source, and propagated outbreaks. Frequently Asked Questions (FAQs)
Pandemics: Definition, Prevention, and Preparation - WebMD
Apr 18, 2022 · COVID-19 has become the latest pandemic. Learn more about the difference between pandemics, epidemics, and outbreaks; how they’re classified; and how to prevent diseases such as COVID-19.