H3N2 Flu Virus: The H3N2 virus has been found to be responsible for much of the recent spike in flu cases nationwide. According to the Indian Council of Medical Research (ICMR), the H3N2 subtype of influenza A is currently the main cause of respiratory illness in the country. Indian authorities have now confirmed two more deaths, one each in Haryana and Karnataka.
Influenza A H3N2 is the main cause of respiratory disease today. ICMR-DHR has established respiratory virus surveillance on 30 VRDLs. The monitoring dashboard is accessible at https://t.co/Rx3eKefgFf@mansukhmandviya @DrBharatippawar @MoHFW_INDIA @DeptHealthRes pic.twitter.com/3ciCgsxFh0
– ICMR (@ICMRDELHI)
March 3, 2023
What is the H3N2 flu virus?
“Hong Kong flu” is another name for the H3N2 virus. Influenza A viruses, which are the main causative agents of influenza in humans and cause respiratory infections, include the H3N2 subtype. Hemagglutinin(H) and neuraminidase(N), two proteins present on the surface of its coat, are the source of its name.
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H3N2 influenza virus: Cause
Droplets released when a person with the highly contagious H3N2 flu coughs, sneezes or talks can spread the disease from one person to another. Additionally, the virus can spread if a person touches their mouth or nose after coming into contact with an infected surface. Complications from the flu often occur in pregnant women, young children, the elderly, and people with underlying medical conditions.
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H3N2 influenza virus: Symptoms
The H3N2 flu virus can show symptoms similar to Covid-19. The list of early signs includes:
- chills
- cough
- Fever
- nausea
- Vomiting
- Sore throat/sore throat
- Muscle and body aches
- In some cases, diarrhea
- Sneezing and runny nose
These symptoms can usually last about a week, however, some people may also suffer from them for longer periods of time. If a person experiences difficulty breathing, pain or discomfort in the chest, persistent fever, and sore throat when swallowing food, it is important to see a doctor.
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H3N2 influenza virus: Treatment
A treatment plan for H3N2 flu includes getting enough rest, drinking plenty of fluids, and reducing fever with over-the-counter pain relievers. Antiviral medications may also be recommended by a doctor if the patient has severe symptoms or is at high risk of complications.
WHO recommends prescribing neuraminidase inhibitors as soon as possible (ideally within 48 hours of symptom onset) in suspected and confirmed cases to maximize treatment benefit.
Meanwhile, the Indian Medical Association (IMA) has urged doctors to avoid giving patients antibiotics before determining whether the infection is bacterial as doing so can make the condition worse. drug resistance develops. Most cases of fever, cough, sore throat, and body aches today are caused by flu and do not require antibiotics.
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H3N2 influenza virus: Preventive measures
Doctors have recommended Covid-like safety measures, such as frequent hand washing and the use of masks. The Indian Council of Medical Research (ICMR) advises drinking plenty of fluids, avoiding touching your eyes or nose, covering your mouth and nose when coughing and sneezing, and taking medications to reduce fever and body aches.
Some Do’s and Don’ts for the H3N2 Influenza Virus are:
Should:
- Keep your hands clean: Wash your hands often with soap and water.
- Avoid crowded places; Wearing masks is still encouraged.
- When coughing or sneezing, cover your mouth and nose.
- Drink plenty of fluids to keep your body hydrated.
- Use paracetamol if you have fever and body aches.
- When sick, avoid going to work or school.
Are not:
- Touch your mouth and face.
- Spitting in public
- Contact with sick people
- the hands.
- Use self-medication and antibiotics
According to experts, this virus mainly affects people under 15 years old and over 50 years old, and causes fever and upper respiratory tract infections. Those at highest risk of disease are the elderly, children and pregnant women. Doctors have advised this group, along with patients with chronic diseases, to take additional precautions.
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Source: pagasa.edu.vn