Ebola virus disease: An emerging and re-emerging viral threat

Emerging and Re-emerging Viral Infections

Natural focal diseases are caused by biological agents associated withspecific landscapes. The natural focus of such diseases is defined as anynatural ecosystem containing the pathogen’s population as an essentialcomponent. In such context, the agent circulates independently on humanpresence, and humans may become accidentally infected through contact with vectors or reservoirs....

emerging and re-emerging zoonoses

dengue: a re-emerging disease

results upon the results from literature search, the researchers found that human is the main reservoir for this virus. there are four serotypes of virus. infection with one serotype cannot protect human against the other three serotypes. dengue fever begins suddenly with an onset of an influenza-like syndrome and sometimes progresses to severe form of the disease. treatment is supportive and i...

Emerging and re-Emerging Infectious Diseases: A potential pandemic threat

Introduction: The field of infectious disease is vast, complex and rapidly expanding. New advances in diagnostic testing, the development of new antimicrobial therapies and even the emergence of novel infectious diseases require diligent study by medical practitioners to remain current. Method: A systematic review using WHO, ECDC and CDC sources. Results: International travelling can pose vario...

Zika Virus: An Emerging Global Health Threat

Zika virus (ZIKV) is an emerging healthcare threat. The presence of the mosquito Aedes species across South and Central America in combination with complementary climates have incited an epidemic of locally transmitted cases of ZIKV infection in Brazil. As one of the most significant current public health concerns in the Americas, ZIKV epidemic has been a cause of alarm due to its known and unk...