A client reports lameness and possible sores on their pigs after returning from the Democratic Republic of the Congo. What is the best initial action?

The best initial action in this scenario involves checking all healthy animals first, then the sick ones. This approach is critical in the context of potential emerging and exotic animal diseases. By inspecting the healthy pigs prior to examining the sick ones, the veterinarian can assess the health status of the entire herd and determine if the lameness and sores in the affected pigs are isolated incidents or part of a broader issue that could affect the entire population.

This proactive step allows for early detection of any signs of disease that may not have manifested yet in the healthy animals. Early identification is crucial, especially in the case of contagious diseases that could be present without outward symptoms initially. By evaluating the overall health of the herd, the veterinarian can make more informed decisions regarding biosecurity measures, treatment options, and any necessary reporting to public authorities.

In contrast, other options may not provide the comprehensive evaluation needed in this situation. For instance, contacting authorities solely based on a reported condition without assessing the herd could lead to unnecessary alarm if the situation is manageable within the flock. Examining only the sick pigs might miss critical information about the health of the entire herd, which can have important implications for disease spread. Similarly, recommending antibiotics without proper diagnosis may not be effective or appropriate, especially if