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Sally Denotta

DVM, PHD
2 Stories
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NWS has arrived. What’s the true clinical picture for equine veterinarians?

One year ago, New World screwworm (NWS) was a looming threat for equine veterinarians. Today, it’s a clinical reality.

September 2026
Ask the Infectious Disease Expert
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Ask the Infectious Disease Expert
What is the New World Screwworm and What Should We Communicate to Horse Owners?

The New World screwworm (NWS) is a growing U.S. threat, and equine veterinarians are on the front line. The following is a primer on NWS. We encourage you to take advantage of the resources available through AAEP and USDA noted below to learn more.