The parasite has been a larger concern to ranchers, as cattle infestations have been moving northward through Central America ...

The first human screwworm case in the U.S. has been traced to a person in Maryland who traveled from Guatemala.

A rare case of travel-related New World screwworm was identified in Maryland in a patient who traveled from El Salvador, a ...

The first human case in the United States of New World Screwworm, a flesh-eating parasite, was in Maryland, health officials ...

The New World screwworm is a type of fly that can cause widespread devastation to livestock, wildlife and pets.

A rare human case of a flesh-eating parasite known as New World screwworm has been confirmed in a Maryland resident as the ...

NEW YORK (AP) — A person who traveled to El Salvador has been diagnosed with New World screwworm — the first reported US case ...

The first human case in the U.S. of a flesh-eating parasite was reported in Maryland. The U.S. Department of Health and Human ...

First human case of a deadly flesh-eating parasite detected in US. Here's what to know about new world screwworm, what it ...

The U.S. Department of Health and Human Services on Sunday reported a human New World screwworm (NWS) case.