“Avian flu, also known as H5N1, is wreaking havoc on wildlife globally and has now infiltrated cattle populations in the United States, raising concerns about the potential for a pandemic to affect humans. As the threat looms closer to Canada, health experts are calling for increased surveillance to prevent a catastrophic outbreak north of the border.
The infectious disease specialist, Dr. Isaac Bogoch, emphasizes the importance of actively searching for the virus and implementing widespread surveillance. The more mammals are infected, the greater the risk of the virus mutating and spreading among different species.
Escalating Concerns
Matthew Miller from McMaster’s Immunology Research Centre echoes Bogoch’s sentiments, warning that the transition of bird flu to mammals has happened rapidly and poses a profound risk. The focus for health officials is to swiftly identify and contain outbreaks to prevent further transmission among mammals and potentially humans.
Why should we be concerned?
The National Microbiology Laboratory in Winnipeg is prepared to test and detect human cases of bird flu, monitoring any potential spread to the human population. While the risk of H5N1 infecting Canadians remains low, authorities urge caution and advise against contact with live or dead wildlife.
U.S. Struggles to Contain Outbreaks
As outbreaks escalate in the United States, authorities are racing to contain the spread across multiple states. Bogoch stresses the importance of casting a wide net in testing, including surveillance of the milk supply and wastewater to detect any signals of infection.
Despite positive tests in sick cattle, the U.S. Department of Agriculture maintains that the milk supply is safe. However, experts emphasize the need for vigilance and proactive measures to prevent further transmission.
Preparing for the Unknown
The detection of the virus in milk products highlights the potential for widespread transmission and the need for extensive monitoring. As the threat continues to loom, experts urge authorities to stay vigilant, acknowledge the unpredictability of the virus, and take necessary precautions to prevent a potential pandemic.
With the scale of outbreaks surpassing initial expectations, it is crucial for authorities to remain alert and prioritize surveillance and containment measures to safeguard public health. The uncertainty surrounding the virus serves as a stark reminder of the importance of preparedness and swift action in the face of emerging threats.
With files from CTV News’ Christl Dabu and CTV News Toronto’s Pauline Chan
