Tiffany Sisco, who declined to be interviewed by ABC News, told Boston ABC station WCVB that she found a tick on her ...

Tiffany Sisco said her daughter, Lilly, had seizures because of the suspected virus and is receiving intensive care.

A Boston baby is hospitalized with seizures and brain damage after a tick bite on Martha's Vineyard may have led to Powassan ...

Parents of five-week-old Lily Sisco say their daughter is a “fighter” as they struggle with the potential long-lasting ...

Aside from the pending investigation, there has only been one case of Powassan virus on the island in the past 20 years.

A baby from Martha's Vineyard, Massachusetts is fighting for her life after contracting a suspected case of the tick-borne ...

One-month-old baby, Lily Belle Sisco, was infected with a rare tick-borne disease before developing a persistent 102-degree ...

Updated Aug. 5 About two weeks ago, West Tisbury resident Tiffany Sisco and her newborn daughter, Lily, were medflighted to ...

An unsettling update to a suspected case of Powassan virus found on Martha’s Vineyard.Tonight – we’ve learned the patient who ...

While rare, the rate of the Powassan virus is increasing and can cause severe disease, including inflammation of the brain ...

Preliminary tests show the baby contracted Powassan virus, a rare but serious tick-borne disease that can be fatal.

Newborn on Martha's Vineyard suspected to have rare Powassan virus after a tick bite; family waits for test results.