The mother and child did not have the measles vaccine, according to the Health Ministry, while the father had not completed the entire vaccination series.
The Costa Rican Social Security System, or Caja, which oversees the country’s socialized health care system, released a warning Friday asking parents of young children to bump up their vaccination schedule before traveling to popular U.S. destinations like Disneyland.
Local fans planning to support Costa Rica’s National Football Team, known as “La Sele,” next month in Brazil must comply with a health requirement for vaccines against yellow fever and measles.
If measles were to crash the World Cup and then spread, it would put at risk the country’s impressive gains against the disease and threaten other countries as well.