Epidemiology of malaria pdf ppt

However, data for 2015 to 2017 reflect that no substantial progress was made during this period. Malaria is increasingly imported, caused by plasmodium vivax in settings outside subsaharan africa, and clustered in small geographical areas or clustered demographically into subpopulations. Malaria is a vectorborne disease caused by a singlecelled protozoan parasite called plasmodium. Introduction to epidemiology outline what is epidemiology. An estimated 91% of deaths in 2010 were in the african region, followed by 6% in the southeast asian region and 3% in the. Malaria is one of the most important public health problem in term of morbidity and mortality, causing more than 200 million cases and 655. The symptoms usually appear 730 days after the bite of the mosquito, depending on the type of malaria involved. Molecular epidemiology of plasmodium falciparum malaria. Fifty percent of malaria cases in north gondar zone occurred in metema woreda. Consequently, the age at which disease presentation peaks, the clinical spectrum. A parasite is an organism that lives on or in a host and gets its food from or at the expense of its host. However, there is variable epidemiology based on different ecological settings. Understanding this relationship should help in estimating the likely impact of malaria in a given population. Find powerpoint presentations and slides using the power of, find free presentations research about malaria ppt.

Epidemiology of malaria malaria control during mass population. No one who has studied the epidemiology of malaria can fail to be impressed by the extreme diversity of the data recorded regarding parasite prevalence, period of transmission, degree of endemicity, epidemic potential and amenability to control measures in different regions of the world and even in different parts of the same country. Molecular epidemiology of malaria clinical microbiology. Epidemiology clinical presentation risk to travelers malaria and pregnancy diagnostic work up treatment. However, there is variable epidemiology based on different ecological. Epidemiology is derived from three greek root words. People with malaria often experience fever, chills, and flulike illness. Malaria is a disease of tropical and subtropical regions, having been eradicated from temperate countries steadily over the last 100 years. Prevention and control of malaria epidemics trial edition. Renewed control efforts using a range of improved tools, such as longlasting insecticidetreated bednets and artemisininbased combination therapies, have more than halved the global burden of disease, but it remains high with 445 000 deaths and more than 200 million cases in 2016. As a result, the epidemiology of malaria in these settings has become more complex. Epidemiology of malaria malaria control during mass.

In asia and the americas, there may be a variable risk for developing malaria. There are an estimated 100 million malaria cases maternal mortality. Malaria transmission can be reduced by using mosquito nets, insect repellents and by draining standing water. Malaria can be suspected based on the patients travel history, symptoms, and the findings of a medical examination. Targeted genetic manipulation is now effectively combined with in vitro culture assays on the most important human. Summary malaria persists as an undiminished global problem, but the resources available to address it have increased. Although the burden of plasmodium falciparum malaria is gradually declining in many parts of africa, it is characterized by spatial and temporal variability that presents new and evolving challenges for malaria control programs. Malaria malaria is one of the worlds biggest killers. Pathophysiology, clinical presentation and treatment of. This helps you give your presentation on malaria in a conference, a school lecture, a business proposal, in a webinar and business and professional representations. Oct 04, 2012 although the proportion of people exposed to malaria parasites has decreased during the last century, the absolute number of people at risk for malaria infection increased from 0. Training manual on malaria entomology pahowho home. Feb 27, 2019 in 2012 malaria led to 216 million clinical episodes, and 655,000 deaths. New insights into the epidemiology of malaria relevant for disease.

In modern terms, it is the science of the distribution of disease and its determinants causes. The type of drugs and length of treatment depend on the type of malaria, where the person was infected, their age, whether they are pregnant, and. Ninetyfive countries and territories have ongoing transmission. Malaria eliminating countries achieved remarkable success in reducing their malaria burdens between 2000 and 2010. Can be treated easily with derivatives of quinine and artemisinin drug resistance common. Malaria elimination and prevention of reestablishment 48. Epidemiology of malaria in africa article pdf available in african journal of clinical and experimental microbiology 62 may 2005 with 5,252 reads how we measure reads. In a population of there are two cases of malaria.

Malaria in humans is caused by 5 plasmodium parasites. Powerpoint is the worlds most popular presentation software which can let you create professional malaria powerpoint presentation easily and in no time. This is a very practical manual which fully describes the available insecticides. Malaria remains an important public health concern in countries where transmission occurs regularly, as well as in areas where transmission has been largely controlled or eliminated. Malaria control during mass population movements and natural disasters the first in the series, provides a basic overview of the state of knowledge of epidemiology of malaria and public health interventions and practices for controlling the disease in situations involving forced. Pdf epidemiology and distribution of plasmodium vivax malaria in. This is partly due to the lack of capacity in generating adequate knowledge on local disease epidemiology to inform costeffective implementation and program management. Malaria infection is still to be considered a major public health problem in those 106 countries where the risk of contracting the infection with. Technical seminar malaria world health organization. Pdf recently, there has been a resurgence of malaria in densely populated areas of the united states secondary to human migration from endemic areas. A free powerpoint ppt presentation displayed as a flash slide show on id. About 75% of the landmass of ethiopia is malarious and 68% of the ethiopian population, estimated at about 54 million in 2010, live in malaria risk areas. A ll the manifestations of malarial illness are caused by the infection of the red blood cells by the asexual forms of the malaria parasite and the involvement of the red cells makes malaria a potentially multisystem disease, as every organ of the body is reached by the blood.

Malaria is a mosquitoborne disease caused by a parasite. In 2017 an estimated 219 million cases of malaria occurred worldwide and 435,000 people died, mostly children in the african region. An estimated 627,000 died from malaria in 2012 with the largest number of deaths being in children under the age of 5 in subsaharan africa. Course objectives to appreciate the diversity of malaria as a disease to understand the factors affecting these. This work is licensed under a creative commons attributionnoncommercialsharealike license. Malaria centers for disease control and prevention.

Some strains, however, might not cause symptoms for 10 months or even longer. The approach to elimination or control of malaria includes these basics, along with improvements in tracking of human illness and parasite surveillance, and effective resource delivery. Is epidemiology important to know the causes of malaria. In areas with high transmission where malaria is endemic, the most vulnerable groups are young children, who have not. The remaining 3% of the population live in the malaria free highlands. An estimated 91% of deaths in 2010 were in the african region, followed by 6% in. I often concentrate on ppt i demographic distribution i geographic distribution. In most of the affected countries, malaria is a leading cause of illness and death. Epidemiology of malaria by dr nikhil bansal authorstream presentation.

This work is licensed under a creative commons attribution. Malaria implementation and operational research funding tracked for the first time 20 june 2018 tdr marks world malaria day 2018 with successes to share 25 april 2018 on world malaria day. Evolving epidemiology of disease, the increasing prevalence of antimicrobial drug resistance, and the development of new vaccines and prophylactic treatments have each contributed to create the ongoing need for surveillance of international travelers. Malaria vector borne infectious disease caused by protozoan parasite very common infectious disease transmitted by female anopheles mosquito no vaccines available can be treated easily with derivatives of quinine and artemisinin drug resistance common.

The designations employed and the presentation of the material in this health. Epidemiology is the study of the determinants, distribution, and. In asia and the americas, there may be a variable risk for developing malaria with marked seasonal variation. Pdf malaria is endemic in the southern plain of nepal which shares a porous border with india.

Malaria is a complex disease that varies widely in epidemiology and clinical manifestation in different parts of the world. Children are the worst affected, especially children aged 6 months to 5 years. Ppt malaria powerpoint presentation free to download. Changes in malaria epidemiology in africa and new challenges. Approximately 70% of the worlds malaria cases are concentrated in just 11 countries. Malaria is especially a serious problem in africa, where one in every five 20. Medical officer malaria epidemiology branch dpd ncid cdc may. Malaria morbidity and pyrethroid resistance after the introduction of insecticidetreated bednets and artemisininbased combination therapies. Reductions in the malaria burden need to be sustained in the face of changing epidemiology whilst simultaneously tackling significant pockets of sustained or. In 2018, the world health organization who reported that 219 million cases of malaria occurred worldwide, down from 239 million cases in 2010.

In parts of the world where malaria is endemic, it may cause as many as 10% of all deaths in children. Jul 25, 2018 children are the worst affected, especially children aged 6 months to 5 years. View and download powerpoint presentations on malaria ppt. Epidemiology malaria list of high impact articles ppts. Learning objectives explain why malaria is so much more important in africa than anywhere else diagram the generic malaria cycle and note potential reproductive increases at each stage of development name the main malaria species that infect humans and outline the distinctive characteristics of each. It infects up to 250 million and kills nearly 800,000 people per year. Epidemiology is also a process that uses the facts at hand as clues to point to new. In subsaharan africa, it is estimated that malaria control interventions. Malaria community unites around vision of malaria free world at whohosted forum. Molecular epidemiology tools have been used to investigate the sources of malaria reintroduction 4,5.

An average of 1,500 malaria cases is reported annually in the united states though malaria has been eliminated from the us since the early 1950s. Use of these tools enables rapid characterization of potentially pathogenic or multidrugresistant strains before they become adapted and. It is transmitted by the bite of the female anopheles mosquito. The symptoms of malaria infection are headache, vomiting, letharginess, abdominal discomfort etc. Malaria in nigeria malaria is a major public health problem in deaths than any other country in the world. Free download malaria powerpoint presentation slides.

These differences involve many separate characteristics and. Malaria is a mosquito borne infectious disease and caused by protists of genus plasmodium. Introduction to epidemiology outline two broad types of epidemiology. Plasmodium vivax malaria has been recognised as an important cause of morbidity in several african countries. This helps you give your presentation on malaria in a conference, a school lecture, a business proposal, in a webinar and business and professional representations the uploader spent hisher valuable time to create this malaria powerpoint. Malaria malaria is a protozoal disease caused by infection with parasites of the genus plasmodium and transmitted to man by certain species of infected female anopheline mosquito. Malaria morbidity and pyrethroid resistance after the introduction of insecticidetreated bednets and artemisinin. The current distribution of humanpathogenic plasmodium species shows preponderance of p. Pdf epidemiology of plasmodium vivax malaria infection in nepal. In the 1950s, the world health organization launched an ambitious plan to control or eradicate malaria. Ppt malaria powerpoint presentation free to download id. Malaria is transmitted via the bite of a female anopheles spp mosquito, which occurs mainly between dusk and dawn. Epidemiology of malaria in the state of qatar, 20082015. The uploader spent hisher valuable time to create this malaria powerpoint presentation slides, to share hisher useful content with the world.

In most of tropical africa, the risk of contracting malaria is high but less so in urban areas, in semiarid areas and in highland areas. Malaria is a disease that is spread by the female anopheles mosquito. Mph 510 applied epidemiology malaria descriptive epidemiology of malaria dr adeniyi mofoluwake a. Malaria transmission intensity, levels of acquired immunity in a population, and manifestations of malaria illness are intimately linked see table 32. Other comparatively rare mechanisms for transmission include congenitally acquired disease, blood transfusion, sharing of contaminated needles, and organ transplantation. Such familiarity can aid in determining whether malaria might pose an important public health risk in a given situation, how large a problem it might be, which.

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