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In infectious disease epidemiology, a sporadic disease is an infectious disease which occurs only infrequently, haphazardly, irregularly, or occasionally, from time to time in a few isolated places, with no discernible temporal or spatial pattern, as opposed to a recognizable epidemic outbreak or endemic pattern.
Sporadic refers to a disease that occurs infrequently and irregularly. Endemic refers to the constant presence and/or usual prevalence of a disease or infectious agent in a population within a geographic area. Hyperendemic refers to persistent, high levels of disease occurrence.
Apr 22, 2022 · In epidemiology, the term sporadic is used to define diseases that are witnessed only occasionally. Sporadic infections or diseases usually don’t have a geographic concentration in any part of the world. They can spurt abruptly in any corner of the world at any given point of time and year.
May 30, 2023 · Sporadic refers to a disease that occurs irregularly or infrequently. Foodborne pathogens, such as Salmonella or E. coli , can often cause sporadic disease outbreaks. Tetanus is also a sporadic disease—it only occurs only in unvaccinated individuals.
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Apr 30, 2020 · What is a pandemic? In 2010, during the H1N1 pandemic, the WHO defined a pandemic as the worldwide spread of a new disease. At the time, the WHO described six phases in the...
Learning Objectives. By the end of this section, you will be able to: Explain the difference between prevalence and incidence of disease. Distinguish the characteristics of sporadic, endemic, epidemic, and pandemic diseases. Explain the use of Koch’s postulates and their modifications to determine the etiology of disease.
Apr 21, 2024 · Diseases that are seen only occasionally, and usually without geographic concentration, are called sporadic diseases. Examples of sporadic diseases include tetanus, rabies, and plague.
