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Measles Scars: Deadly Brain Disease Lurks Years Later
10 Mar
Summary
- A rare, fatal brain disease can emerge years after measles infection.
- Measles cases in the US are on pace to rival last year's historic outbreak.
- SSPE, a measles complication, has a 95% mortality rate.

Measles continues its alarming spread across the United States, with nearly 1,300 cases reported by March 6, 2026, mirroring the previous year's outbreak. South Carolina is particularly affected, reporting 662 cases.
While measles is typically known for its rash, fever, and cough, it can lead to severe complications. In rare instances, brain swelling, immune system damage, and secondary infections occur. A concerning late-onset complication, subacute sclerosing panencephalitis (SSPE), has been highlighted.
SSPE, caused by the measles virus, progresses slowly over months or years and is almost always fatal, with a 95% mortality rate. A seven-year-old boy, infected with measles as an infant in Afghanistan, developed SSPE and tragically died a year after symptoms began. His case underscores the delayed and devastating potential of the virus.
Measles spreads rapidly through respiratory droplets and airborne particles. Enclosed environments pose a high transmission risk. Although preventable with the MMR vaccine, which is 97% effective, outbreaks persist, particularly among unvaccinated populations.



