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Guidelines for Yellow Fever Control and Prevention

Yellow fever is a viral hemorrhagic fever transmitted by mosquitoes infected with the yellow fever virus. Yellow fever has been a source of several devastating epidemics. Yellow fever epidemics broke out in the 1700s in Italy, France, Spain, England, and the United States.This Guidelines for Yellow Fever Control and Prevention describes how to detect and confirm suspected cases of yellow fever and how to respond to an outbreak of yellow fever a…

Pathophysiology of Enteric Fever Transmission Diagram

Pathophysiology of Enteric Fever is shown below in the cycle of usual infection transmission. Salmonella paratyphi may produce ulceration lower down in the intestines and these organisms pass through the feces resulting in contamination of the water and food supply by carriers or flies which are the usual transmission of infection. The mostly cause of enteric fever, Salmonella typhi, enters the lymphoid follicles and affects the ileum (parti…