Effective control of communicable diseases is necessary for national development and economic self dependence. Infectious disease epidemiology an overview sciencedirect topics. Infectious disease epidemiology and outbreak response bureau. Infectious disease epidemiology lt col a s kushwaha. A selfteaching guide consists of a series of problemsolving exercises designed to introduce and guide readers toward an understanding of the principles and methods of epidemiology, rather than the epidemiology of specific diseases or subject areas such as infectious disease or chronic disease epidemiology. Epidemiology of infectious diseases list of high impact. The epidemiology of any infectious disease involves the complex interaction between factors of the host, disease agent and environment. Trends in infectious disease mortality in the united states during the 20th century. What causes an infectious disease what causes an infectious disease. Person with ltbi infected person with tb disease infectious has a small amount of tb bacteria in hisher body that are alive, but inactive. This activity uses the case of typhoid mary as a foundation for exploring epidemiology and infectious disease principles.
He was senior author of a book infection control reference service. Part iii descriptive epidemiology and hypothesis generation lawrence. Overview of tuberculosis epidemiology, transmission, clinical presentation, and treatment. View and download powerpoint presentations on prevention of non communicable diseases ppt. Teaching epidemiology and principles of infectious disease. Ppt infectious diseases powerpoint presentation free to. The basic criteria involved within this spread are. The virus is one of two members of a family of rna viruses called the filoviridae.
Epidemiology is also a process that uses the facts at hand as clues to point to new. Epidemiology lecture notes pdf 86p this note covers the following topics. It is intended for a wide audience, and to be used as training material for professionals in the health and environment fields. Infection is the replication of organisms in host tissue, which may cause disease. We will begin to answer questions at the end of the presentation. The findings and conclusions in this report are those of the authors and do not necessarily represent the official position of the centers for disease control and prevention. Infectious diseases powerpoint presentations youtube. Myth there isnt much a person can do to avoid spreading or catching a cold or the flu. Communicable vs noncommunicable disease isolation vs quarantine mechanical vs biological reservoir incubation period vs generation period communicable disease. Mar 06, 2012 a brief presentation of basic epidemiology. Alzheimers disease powerpoint template is a free clean green background for alzheimers disease presentation presentation template. Academy of pediatrics red book to answer the questions in steps 3 and 4 and get. Our articles talk about typical ways to resolve disease prevention powerpoint, but each case is unique.
Basic concepts on infectious disease epidemiology authorstream presentation. Certain ones do cause infectious diseases that can spread directly or indirectly. Daszak et al, 2000 the phenomenon of emerging and reemerging infectious diseases is driven by various anthropogenic factors, including the following. The book is based on material from this popular and successful course.
Introduction to infectious diseases pkids infectious disease workshop about infectious diseases infectious diseases are scaryin part because most of us dont know anything about them. Fact about 80% of infectious diseases are spread by hand contact. Introduction to infectious disease modelling and its applications. International conference on emerging infectious diseases 2012. Methods include risk assessment, investigation, interviewing individuals, fact finding.
Ppt basic infectious disease epidemiology powerpoint. Introduction to epidemiology outline what is epidemiology. Gastroenteritis at a university in texas list the broad categories of diseases that must be considered in the differential diagnosis of an outbreak of acute gastrointestinal illness. Many people misuse technology in selecting color, particularly for slides that accompany oral. Basic infectious disease epidemiology authorstream presentation. Herd immunity happens when a large percentage of a population becomes immune to an infectious disease. Incubation period prodromal symptoms period of communicability types of isolation. Many of these concepts were established throughout the 19th century and at the beginning of the 20th century classic terms, however, the meanings of old terms have been revised and new terms are continually being added. During this presentation we ask that you keep your phone and computer on mute. Infectious disease epidemiology which includes the epidemiology of viruses is. Epidemiology can be applied to any aspect of human health, including. Presentations ppt, key, pdf logging in or signing up. Basic infectious disease epidemiology 1 basic infectious disease epidemiology 2 what causes an infectious disease. Cdc presentation centers for disease control and prevention.
Epidemiology is derived from three greek root words. General principles 25 r1 was responsible not only for the classical skin lesion, erythema chronica migrans ecm, but also for acute and chronic arthritis, vascular and cardiac disease, and neurologic symptoms, including bells palsy and encephalitis, was not appreciated initially. Jul 21, 20 infectious disease epidemiology copy copy 1. Epidemiology of infectious diseases free download as powerpoint presentation. The concepts are dominant whereas in other books the methods dominate. This narrated, onehour course introduces the concepts and principles of infectious disease in epidemiology. The spread of influenza conclusion model used to predict how a disease will react in a real. A carrier is an individual with no overt disease who harbors infectious organisms. These factors further impact the distribution of the disease within a population. Introduction to epidemiologypublic health 101 seriescdc. Bacillus anthracis bacteria public health image library. This book differs in many ways from alternatives, for example.
This is a list of all medical powerpoint presentations related to the specialty of infectious diseases. Principles of epidemiology in public health practice. Infection entry and development or multiplication of an infectious agent in the body of man or animals does not always cause illness 3. Tabulate the frequency of clinical signs, symptoms, and laboratory findings. Definition of communicable diseases a communicable disease is an illness due to a specific infectious biological agent or its toxic products capable of being directly or indirectly transmitted from man to man, from animal to man, from animal to animal, or from the environment through air, water, food, etc to man.
Methods include definitions and nomenclature, outbreak investigations, disease surveillance, casecontrol studies, cohort studies, laboratory diagnosis, molecular epidemiology, dynamics of transmission, and assessment of vaccine field effectiveness. Descriptive epidemiology careful tabulation of data concerning a disease record location and time of the cases of disease collect patient information try to identify the index case or first case of the disease a map showing cholera deaths in a section of london figure 14. Then you need to synchronize the timing of the ppt and sound files. They are named after the original norwalk virus that caused an outbreak of gastroenteritis in a school in norwalk, ohio, in 1968. This section aims to publish studies on the epidemiology of infectious diseases and the use of public health interventions for their control. International conference on emerging infectious diseases 2012 poster and oral presentation abstracts emerging infectious diseases is providing access to these abstracts on behalf of the iceid 2012 program committee. Different faces of genetic epidemiology k van steen 21 2. The fourth, ebolareston, has caused disease in nonhuman primates, but not in humans. Case presentation case studies in infectious diseases. These pathogens include, but are not limited to, hepatitis b hbv, hepatitis c hcv and human immunodeficiency virus hiv.
The interaction of these factors determines characteristics of the disease outbreak. Webbercommunicable disease epidemiology and control, 2nd edition final proof 18. A free powerpoint ppt presentation displayed as a flash slide show on id. Infectious diseases by andoh wilson infectious disease terms epidemiology epidemic endemic ppt. Infectious disease epidemiology infectious disease epidemiology casey e. Infectious disease epidemiology an overview sciencedirect. In addition, we cannot guarantee that ppt presentations. In epidemiology etiology plays a vital role to understand the origin and cause of the disease. Current outbreak in caribbean and latin america zika and the usa role of research and development basic science, epidemiology, natural history countermeasures. You are welcome to post questions in the chat box as we progress through the slides.
Epidemiological principles in control of communicable and. Epidemiologists are interested in virus spread or transmission, with or without disease. The microorganism may be a bacteria, a virus or a fungus. A large number of students at a school in guangzhou city developed a sudden onset of symptoms of diarrhea and vomiting.
Epi 100 principles of epidemiology example for teaching. Describe four ways in which infectious diseases are spread. Microbes are smarter microbes and vectors swim in the evolutionary stream, and they swim faster than we do. July 26, 2001 effect of herd immunity on spread of infection from jekel et al. Scribd is the worlds largest social reading and publishing site.
For the sound presentations, you will need to open the website twice. Noroviruses are a diverse group of viruses in the family caliciviridae. Introduces the basic methods for infectious disease epidemiology and case studies of important disease syndromes and entities. Infectious disease in medicine infectious disease or communicable disease is a disease caused by biological agents such as bacteria, virus or parasite. It is a cornerstone of public health, and shapes policy decisions and evidencebased practice by identifying risk factors for disease and targets for preventive healthcare. Infectious disease processthere are six components of the infectious diseaseprocess constituting chain of disease transmission3. Epidemiology is the study of the determinants, distribution, and frequency of disease who gets the disease and why i i epidemiologists study sick people i epidemiologists study healthy people i to determine the crucial di. Usually follow recognizable patterns of symptoms, timing, etc. The use of epidemiology provides early diagnosis and response to outbreaks and changing disease patterns, and allows for the detection of causes of disease or spread of disease even before specific laboratory diagnosis is made. The adobe flash plugin is needed to view this content. In addition, we cannot guarantee that ppt presentations will always be available online before class. Chief, division of infectious diseases university of louisville prabha fernandes, phd david oldach, md, fidsa. And i dont see a good reason for a respiratory disease to stay in the population longer than necessary.
With people traveling much more frequently and far greater distances than in the past, the potential for emerging infectious diseases to spread rapidly and cause global epidemics is a major concern. Three key terms are used to describe basic patterns of infectious disease. This work is licensed under a creative commons attribution. It is important to understand and consider these differences when conducting infectious disease research. Epidemiology of infectious diseases transmission medicine.
Find powerpoint presentations and slides using the power of, find free presentations research about prevention of non communicable diseases ppt. Weller, delivers the expert, encyclopedic guidance you need to overcome the toughest clinical challenges in diagnosing and treating diseases caused by infectious. If you want to know, how to solve your particular problem contact the online consultant form on the right or call the numbers on the website. By studying the etiological conditions of infectious diseases, communicable and noncommunicable diseases its cure and prevention can be intervened.
Epidemiology of infectious diseases the object of epidemiological research into infectious disease is to identify the process of spreading infection in a population. The concepts of epidemiology are discussed in detail, and in an integrated way. Infectious disease epidemiology which includes the epidemiology of viruses is the study of the complex relationships among hosts and infectious agents. Infection is caused by a microorganism the microorganism may be a bacteria, a virus or a fungus bacillus. National center for emerging and zoonotic infectious diseases. Bloodborne pathogens are infectious microorganisms in human blood that can cause disease in humans. Academy of pediatrics red book to answer the questions in steps 3 and 4 and get other. On pe she is afebrile with normal vital signs and ttp over the left posterior shoulder. It is our premium collection, it is created for professional presentations. Wittkowski said the only thing that stops respiratory diseases is herd immunity. Ppt epidemiology of infectious disease powerpoint presentation free to download id. Students utilize popular media book, podcast, video to look at both the scientific and social aspects of infection and public health. The epidemiological idea of population is explicitly the foundation of the whole book.
One goal of epidemiologic studies is to define the parameters of a disease. Describe the different modes of transmission of communicable disease in a population. Principles of infectious disease epidemiology epi 220 winter 2016. Infectious diseases national institutes of health june 10, 2016 national institute of. Trends in infectious disease mortality in the united. Please note that there may be occasions when scheduling changes need to be made. Alzheimers disease powerpoint template professional powerpoint. Epidemiology is the study of distribution and determinants of healthrelated states among specified populations and the application of that study to the control of health problems. Bloodborne pathogens are microorganisms such as viruses that are present in human blood and can cause disease in humans. Principles of infectious disease epidemiology ucla.
Prevention of non communicable diseases ppt xpowerpoint. These pathogens include, but are not limited to, hepatitis b virus hbv, hepatitis c hcv and human immunodeficiency virus hiv. These are known as contagious or communicable diseases. These materials provide an overview of epidemiology investigations, methods, and data collection. One important reason for higher death due to infectious disease. Introduction to epidemiology, disease causation, levels of prevention, concepts in the infectious diseases, descriptive epidemiology, measurements of morbidity and mortality, epidemic investigation and management, epidemiological surveillance. Needlesticks and other sharpsrelated injuries may expose workers to bloodborne pathogens. Thankfully this community blesses you with the right information and tools to get through the inevitable tough times and the joy of having people who are in the same situation and helping you as you go. Most do not cause disease and actually help your body function normally. In modern terms, it is the science of the distribution of disease and its determinants causes. Infectious diseases are illnesses caused by microorganisms. Poliomyelitis chapter 4 2020 yellow book travelers. By the end of this course, youll be familiar with infectious disease agents and transmission characteristics, epidemiologic methods, and vaccination and other control measures. Basic infectious disease epidemiology authorstream.
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