Paratyphoid fever is caused by the bacteria Salmonella enterica Paratyphi. Symptoms are variable and can include fever, headache, loss of appetite and abdominal pain. The disease is transmitted through consuming contaminated food or water and can be spread from person to person. This disease is not typically acquired in Ontario. It is associated with travel to southern Asia and other developing countries. Proper hygiene and food preparation can help to prevent illness.
PHO Rounds: Tuberculosis Contact Investigation: Principles and practice
This PHO Rounds will review the principles of TB contact investigation, including transmission risk assessment, prioritizing follow-up based on the source case’s likely infectiousness, the nature of the exposure(s), and factors that increase immunologic vulnerability of exposed individuals to TB disease.