Updates on the investigation, supervision and solution of the 6th case positive for COVID-19 in Da Nang
Steering Committee for prevention and control of COVID-19 provides information on the investigation, supervision and handling with the 6th case of coronavirus in Da Nang city.
I. INVESTIGATION RESULTS
1. Overall information
– Full name: T.N.T.M. Gender: Female
– Age: 27
– Job: Working at a restaurant in Lund city, Sweden
– Nationality: Vietnamese
– Address: Le Chan District, Hai Phong (parents’ house); Ward 14, Go Vap District, HCMC (husband’s house)
2. Itinerary, immigration and process of quarantine
– In Sweden, the patient had been contacting directly with a friend named M. K (currently abroad). She was commuting from Malmo to Lund every day to work at a restaurant in Lund, Sweden and she had been interacting with lots of tourists and local people not wearing masks.
– On March 19, 2020, the patient took a train from Malmo Hyllie to Copenhagen Airport, Denmark and waited there in 8 hours without communicating with anyone. Later on, the patient took the flight QR164 from Copenhagen to Doha (Qatar) (seat 46D) with another passenger. She then switched to another row to sit by herself. There were other passengers sitting in front of and behind her. She had no contact with other passengers and wore mask all the time.
– On March 20, 2020, the patient transited in Doha in 2 hours and took flight QR832 from Doha to Bangkok (Thailand), seat 39A by herself. Other 2-3 passengers sat in front of and behind her. The flight landed at 18h00 on the same day. She waited all night at the airport and she wore surgical mask all the time and did not contact anyone
– On March 21, 2020, she took another flight PG947 (seat 16A) from Bangkok to Da Nang at 12h40. Again, she did not communicate with anyone and wore masks continually.
– At Da Nang International Airport, the patient underwent medical check and supervision as well as submitting medical declaration as applied for all passengers on entry to Vietnam. As declared, the patient said she has been to the aforementioned places within 14 days and showed no symptoms of the infectious diseases. The screening of the patient presented normal conditions.
– As regulated, all passengers entering Vietnam must carry out centralized quarantine. At 15th on March 21, 2020. The patient has been taken to National Defense Education Center – Military Region 5 (room number 14 with other 20 people) and taken sample.
– In 4 days from March 21 to March 24, 2020, the patient lived a normal life, had no contact with anyone and continuously wore masks.
3. Sampling result
On March 23, 2020, Da Nang Center for Disease Control took the samples. The testing by Real-time-PCR method at 21h30 on March 24, 2020 showed positive result with SARS-CoV-2.
II. THE METHODS TAKEN
1. The process of receiving patients at the airport
– On March 21, 2020, after reckoning the flight number TG947 (the flight with the patient) would land from Thailand to Da Nang International Airport, Steering Committee for prevention and control of COVID-19 at the airport border gate, in coordination with the City Military Command, the quarantine force, prepared the conditions for medical inspection, supervision, and concentrated isolation of all passengers.
There were a total of 131 people, among which includes 22 cases that sat closely to the patient (on the same role, 2 rows ahead and behind). All of them have been isolating at National Center for Defense Education – Military Region 5.
– All passengers on the flight and staff on duty wore masks and protective clothing in accordance with regulations.
2. Enacting concentrated isolation
– Patients and all passengers on the flight wore masks when boarding the vehicle of Military Command to go to the National Defense Education Center – Military Region 5 for quarantine. That includes 1 driver and 1 bus manager.
– When the patient and all passengers on the flight were taken to the Center for National Defense Education – Military Region 5, Hai Chau District Medical Center has collaborated with the Center for National Defense Education to conduct isolation for patients in accordance with the regulations of the Ministry of Health in Decision No. 878 / QD-BYT dated 12/3/2020 (allocating a separate area for all new entries). All soldiers, officers, employees and drivers had protective clothing while being on duty.
– Patient was arranged in room 17 with 29 others.
– From the afternoon of March 21, 2020 to the morning of March 24, 2020, the patient stayed at the Center for National Defense Education, assuring the conditions of concentrated isolation according to regulations. All quarantine cases at the Center for National Defense Education wore masks and followed instructions to ensure safety and prevent cross-infection according to the regulations of the Ministry of Health at quarantine establishments.
– On March 22 -23, 2020, the Center for Disease Control of the City conducted a sampling as prescribed for 131 passengers of PG947 on March 21, 2020 who was isolated at the Center for National Defense Education.
– Test results: 130/130 passengers on flight PG947 on March 21, 2020 (including all passengers staying close on flight and on the bus and people in the same room with the patient).
4. Investigation, supervision, solution and medical intervention of cases in close contacts:
Immediately after receiving the test result of the patient at 21h30 on March 24, 2020, the Department of Health directed the City Disease Control Center and Hai Chau District Health Center to coordinate with Center of National Defense Education:
a) Isolate patients in a separate room to prevent patients in contact with other people in concentrated isolation facilities. Afterwards, transporting patients by ambulance to isolation area at Da Nang Hospital in the morning of March 25, 2020.
b) Create a list of people having close contact with the patient, including:
– 19 roommates of the patient at the National Center for Defense Education, 22 people sitting close at PG947 on March 21, 2020 (of which 3 passengers shared the same room with the patient). All those cases have been quarantined at separate area at National Center for Defense Education – Military Zone 5 and complied with the regulations of quarantine under the supervision of the medical staff.
+ 1 driver and 1 bus manager of the vehicle carrying passengers from Da Nang International Airport to the Defense Education Center; 06 staff that served the passengers at the Defense Education Center; 23 staff at Da Nang International airport. These all were equipped with protective clotting as regulated so they were advised to self-monitor health and reported to the closest health centers.
c) Using chemical disinfectants in isolated area of the patient and relevant areas at the National Defense Education Center.
III. UPCOMING PLAN
1. Continue to review and investigate close contacts and other relevant cases in order to promptly apply medical isolation measures, test samples and other medical interventions.
2. Sample all close contacts with the patient (sharing the same room, sitting close on the flights) in three days after last contacting with the patient.
3. Direct the City Disease Control Center and Hai Chau District Health Center in coordination with the City Military Command, Hoa Vang Medical Center and the concerned units closely monitor health of all cases having close contact with the patient, as well as ensuring that cases are being isolated in isolation facilities conducting quarantine under regulations.
4. Direct Da Nang Hospital to arrange adequate resources, focus on treatment, care and monitoring of the patient’ health.
5. Continuously spray bactericidal chemicals in isolated area of the patient and related zones at the National Defense Education Center.
At present, all cases in close contacts with patient no.5 and no.6 in Da Nang city as well as the cases under quarantine at National Defense Education Center – Military Zone 5 have been negative for SARS-CoV-2. In the upcoming time, to conduct the medical measures promptly, Da Nang Department of Health will carry on the second sampling of all cases having contact with patient No.5 and No.6.
Steering Committee for COVID-19 prevention and control in Da Nang city reported. /.
Thus, From 13h30 on 25/3 to 08h00 on 26/3, in the city of Da Nang recorded 01 Vietnamese infected COVID-19, 03 cases of Vietnamese suspected COVID-19 infection.
Update data of suspected cases, COVID-19 infection to 8:00 am on March 26
- A total of 1,808 NEGATIVE tests for Covid-19. A total of 6 POSITIVE cases of SARS-CoV-2.
- Currently, the health of the cases is stable and is being closely monitored.
- On March 24, the Center for Disease Control supervised 021 ship, with 39 people on entry. All have medical reports.
According to https://soyte.danang.gov.vn/chi-tiet-tin-tuc?dinhdanh=57201&cat=0