ABC News The measles outbreak in western Texas is continuing to grow with 18 cases confirmed over the last five days, bringing the total to 327 cases, according to new data published Tuesday.
Nearly all of the cases are in unvaccinated individuals or in individuals whose vaccination status is unknown, according to the Texas Department of State Health Services (DSHS). At least 40 people have been hospitalized so far.
Just two cases have occurred in people fully vaccinated with the measles, mumps, rubella (MMR) vaccine, according to the data.