Overview
- The CDC has confirmed 1,912 U.S. measles cases across 42 states as of Dec. 9, with 47 outbreaks this year and the nation at risk of losing elimination status if transmission persists into January.
- South Carolina reported 27 new cases since Friday, bringing the Spartanburg County–centered outbreak to 111 in two months, with more than 250 people under quarantine and officials expecting weeks of continued spread.
- Along the Arizona–Utah border, Mohave County has logged 172 cases and Southwest Utah 82, contributing to state totals of 176 in Arizona and 115 in Utah, with Colorado City and Hildale hardest hit.
- Oakland County, Michigan confirmed a pediatric case and listed DMC Huron Valley–Sinai Hospital’s emergency department on Dec. 7 as a potential exposure site, with health officials contacting possible contacts and urging vaccination.
- Health authorities emphasize that two MMR doses provide about 97% protection; HHS says the secretary has been clear that vaccination is the most effective prevention as experts link spread to declining coverage and misinformation.