Infectious Disease Experts: Recently the CDC warned that a deer disease found in Tennessee could spread to humans. How likely is this to happen?

Answer 1

The likelihood of a deer disease spreading to humans depends on several factors:



1. Nature of the Disease: The risk depends on the specific disease in question. Some diseases found in deer, like Chronic Wasting Disease (CWD), have not been known to infect humans. However, the possibility of transmission cannot be entirely ruled out without comprehensive studies.
2. Transmission Mechanisms: The mode of transmission plays a critical role in the potential spread to humans. Direct contact with deer, consumption of deer meat, or interaction with the environment where infected deer have been are common concerns.
3. Cross-Species Barrier: Many animal diseases do not easily jump to humans due to biological barriers between species. However, mutations and other changes in pathogens can sometimes overcome these barriers.
4. Human Behaviors: Activities such as hunting, handling deer carcasses, and consuming venison can influence the risk. Proper handling and cooking of game meat are critical preventive measures.
5. Surveillance and Research: Continuous monitoring of the disease in wildlife populations and ongoing research to understand its zoonotic potential are vital. The CDC and other agencies often conduct studies to assess these risks.
6. Public Health Interventions: The effectiveness of public health messaging, surveillance, and intervention strategies also play a significant role in preventing the spread of zoonotic diseases.

Given these factors, while the risk of a deer disease spreading to humans might currently be considered low, it is important to stay informed about the latest findings and guidelines from public health authorities. The CDC and other relevant agencies would provide updates and recommendations if the risk assessment changes based on new scientific evidence. It's also crucial for those in frequent contact with deer, such as hunters and wildlife professionals, to follow recommended precautions to minimize any potential risk.