Overview

• A traveler who returned from El Salvador was diagnosed by the CDC on August 4 and later confirmed by HHS as the first travel-associated human screw-worm case reported in the United States, with Maryland officials noting the patient has recovered.
• HHS says the immediate public-health risk in the United States is very low, and authorities report no confirmed U.S. animal cases so far this year.
• Mexican government data show roughly 5,000 animal cases through mid‑August, a 53% rise from July with 649 active cases, as local reports describe dozens of human treatments and one July death in Campeche complicated by infestation.
• U.S. agriculture agencies are reactivating the sterile-male eradication strategy and plan a production facility at Moore Air Force Base in Edinburg, Texas, with officials citing capacity targets of up to 300 million sterile flies per week and new funding for traps, baits, and treatments.
• USDA estimates a potential Texas outbreak could cost about $1.8 billion, and officials are sending a team to Mexico to review containment measures and bolster coordinated surveillance.