Encephalitis (pronounced en-sef-uh-lie-tis) is inflammation of your brain tissue. It can be very serious and may cause personality changes, seizures, weakness, and other symptoms, depending on the ...

A straightforward case of measles is nasty—but the disease’s complications are even worse. One of those complications has been confirmed in the ongoing, record-breaking measles outbreak in South ...

Some children affected by measles in the ongoing South Carolina outbreak have developed a serious complication of the disease called encephalitis, or swelling of the brain, state epidemiologist Linda ...

South Carolina health officials are warning of "irreversible" neurological damage in children as measles-related hospitalizations climb in the state. Of the 876 confirmed cases in the state’s upstate ...

South Carolina children who have contracted cases of the measles virus in recent months have also been affected by a worrying and sometimes deadly complication, the state’s epidemiologist said ...

Slight differences in clinical features can help physicians distinguish between two rare but similar forms of autoimmune brain inflammation in children, a new study suggests. The findings could ...

Daniel More, MD, FAAAAI, FACAAI, FACP, is a board-certified allergist and former clinical immunologist at Allergy Partners of the Central California Coast. Ticks can transmit diseases, like Lyme ...

Background A 12-year-old boy presented to a community hospital with fever, malaise and fatigue. A polymerase chain reaction test of the cerebrospinal fluid was positive for Epstein–Barr virus. Despite ...

Sep. 6, 2025 A newly discovered species of Bartonella bacteria in Brazil’s Amazon sand flies shares DNA similarities with dangerous Andean strains. Scientists stress the need for further studies to ...