The CDC describes rat lungworm as a parasite found in rats, whose larvae are shed in rat feces and then taken up by snails ...

Hawaii, the U.S. epicenter for the disease, offers a preview of what may come next.

Rat lungworm, a dangerous parasite, has been detected in San Diego County wildlife, according to the CDC, marking its first presence in the western U.S.

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Surgeons were stunned when a routine brain biopsy revealed a living, 80mm predator thriving inside a patient’s frontal lobe.

Rat lungworm, a parasite that can infect certain animals and humans and prove fatal, was found in wild opossums, rats and a wallaby at the San Diego Zoo, according to a new study published by the U.S.

Doctors say that if left untreated, raccoon roundworm can cause severe health complications, including brain damage and death.

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Doctors say that if left untreated, raccoon roundworm can cause severe health complications, including brain damage and death.

A neurological disease spread by rats and other animals may have become established in San Diego County.

It infects nearly one-third of the global population, yet its microscopic size makes the parasite difficult for scientists to study. That parasite is Toxoplasma gondii, a widespread organism that ...