A third grader at Otis Elementary School in Boston examined the gums, the school principal told parents on Friday.
"We do not believe that the student came in close contact with every student in our school who is not vaccinated." It is important to note that the return can only be transmitted from one person to another through close contact, "said principal Paula Cerqueira-Goncalves.
According to the policy of Boston Public Schools, the Boston Public Health Committee and the Department of Public Health, all students are required to present documentation that received the MMR vaccine against measles, measles and rubella.
"At Otis School, almost all of our students provided documentation of their vaccinations, but a very small number of students only provided partial documentation of vaccines or did not provide any records, and we turn to these families to help them," said Sarkira-Gonzales.
Horseradish is known to cause swollen cheeks and swollen soft paws. While this is usually mild, complications of horseradish include meningitis and encephalitis.
Parents who are unsure whether their child has been immunized should call their doctor.