Recently, a primary school in Harbin City, Heilongjiang Province suffered from symptoms such as vomiting and diarrhea in a primary school in Harbin City, Heilongjiang Province. After the Center for Disease Control and Prevention, it was confirmed that norovirus patients had occurred in some classes. In order to protect students' health, the school has adopted an emergency suspension from the 30th.
At 6:32 am on November 30, Harbin Jihong Primary School sent an emergency closure notice through the WeChat group of parents of students in each class. The notice pointed out that because some students had symptoms such as vomiting and diarrhea, the Center for Disease Control and Prevention conducted a test and confirmed that norovirus patients in some classes were present.
Sun Xin, principal of Harbin Jihong Primary School, told reporters that on the afternoon of Sunday (29th), two teachers asked for leave from the school, saying that they had discovered symptoms of vomiting and diarrhea. So a check was conducted among the teachers and students of the school. After the investigation, it was found that 11 teachers had similar symptoms, and nearly 100 students had similar symptoms.
Then, the school immediately reported to the relevant departments and organized all students, faculty and staff who had symptoms such as vomiting and diarrhea in a short period of time to conduct testing.
29 On the evening of the 29th, after , the Center for Disease Control and Prevention of Nangang District, Harbin City, 100 students and 16 faculty and staff among the 190 people tested, and a total of 116 people tested norovirus infection.
Experts introduced that norovirus can be transmitted through various channels such as water, food, and air. Although the vast majority of infected people have no obvious symptoms after observation, in order to protect the health of students, the primary school issued an emergency closure notice at 6:32 am on November 30, and under the guidance of the disease control department, it carried out comprehensive and in-depth disinfection of the environment and material surfaces.
Norovirus, also known as Novak virus , is a virus of the Norovirus genus in the human Caretivirus family. It is understood that this virus is epidemic around the world and can occur throughout the year. The infection mainly involves adults and school-age children, and the incidence is high in the cold season. During the investigation and shooting, the reporter learned that because the incident happened on Saturday and Sunday, students and faculty were on vacation, the Norovirus did not spread on a larger scale this time. But how did the successive infections of 116 people cause?
It is understood that Harbin Jihong Primary School is a well-known key school in the local area. It has developed into a primary school with three campuses in different regions, ranking first in Harbin in the number of students, especially the Nangang Campus where the norovirus outbreak is the outbreak. The campus has 5 grades, a total of 54 teaching classes, 115 faculty and staff, and 2,349 students. Among them, most of the 100 students who were tested for infection with norovirus came from the teaching building No. 1 where the first and third grades were located.
According to reports, in the first grade of teaching building No. 1, there are 11 classes and 10 classes in the third grade. Among the 21 classes, except for 2 students who did not have any symptoms of infection, the other 19 classes have norovirus infection.
Sun Xin, principal of Harbin Jihong Primary School, introduced that according to the school's work and rest time, children have to go through stairs to the outdoors during outdoor activities and during lunch breaks. The corridor and stairs are an intersection, and the bathrooms on each floor are shared by all classes. Especially during the argumentation of this incident, experts found that the bathroom used by the canteen staff (with norovirus infection) and first-year students were public bathrooms. These areas where cross-infection can be formed are currently being tested and demonstrated.
In this incident, the school announced that the first thing that attracted attention was that the two teachers asked the principal for leave after they developed symptoms of vomiting and diarrhea. During the investigation, the staff found that two teachers had appeared in a class in grade 1 at the same time.
According to reports, at 9:20 am on Friday (27th), in a certain class, a student developed vomiting symptoms. It happened that in this class, the two teachers who first developed symptoms were listening to the class. During the later test, both teachers and the student had corresponding symptoms.
After further reversal of the school, two students in the class asked for leave on the 27th. Through further verification, the parents of one of the children admitted that the student had diarrhea and vomiting at around 11 pm on the 26th.
According to the school’s person in charge, on the day of the suspension of classes on the 30th, the school, under the supervision and guidance of the disease control department, carried out in-depth disinfection of the school again and continued to conduct epidemiological investigations on students in other classes. At the same time, pay close attention to whether all teachers and students have new symptoms.
At present, the date of resumption of classes for all teachers and students of the school cannot be determined for the time being. The relevant departments are still continuing the investigation and investigation of the school.
(CCTV reporter Guo Xiaoguang and Liu Qi)
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Source: CCTV
