The Beijing disease control center for influenza virus flu outbreak prompts alert H3N2| | | H3N2_ news

The Beijing News (reporters Wen Ru) Beijing CDC flu outbreak prompts released yesterday said Beijing has entered the influenza epidemic season and recent influenza virus activity significantly increased in the city, and earlier than last season. Monitoring shows that trend is dominated by influenza a H3N2 subtype of influenza a virus. As temperatures drop, school nurseries in crowded places, such as centralized heating caused by the flu outbreak further increasing the risk.

Flu cases last month increased by 3 times

Recent increase in flu patients, yesterday, the Beijing CDC said that from November 1 to November 30, Beijing reported influenza cases than in the previous January by 381.48%.

CDC introduces, Beijing has now entered the influenza epidemic season and recent influenza virus activity significantly increased in the city. 27th week this year (July 2014 7-13th) to 45th week (November 2014 3-9th), the city's number of influenza and influenza-like cases are kept at a lower level as a percentage. From the 46th week since the 144 level-II hospital in the city of influenza-number and percentage of influenza continue to show an upward trend, and have been over the same period last year.

At present, the number of influenza in Beijing has fallen for two consecutive weeks (47th and 48th week) exceed the number of influenza-alert baseline level (13000 cases per week), and higher than year-ago levels.

Leading virus as influenza a subtype H3N2

Beijing disease control said, based on annual influenza surveillance data in the winter influenza season in Beijing, which peaked around new year's day.

According to the city's flu surveillance data and analysis results, Beijing flu virus activity was significantly higher in the near future, and dominated by influenza a subtype H3N2 influenza virus, has now entered a period of influenza epidemics, popular starting weeks earlier than last season.

As temperatures drop, school nurseries in crowded places, such as centralized heating caused by the flu outbreak further increasing the risk. Do not exclude a severe, critical illness caused by flu and deaths may, especially in children, the elderly and people with chronic underlying disease such as influenza in high-risk groups.

Since September this year, the city received a total of 62 caused by influenza a virus concentration fever outbreaks have been reported, caused by influenza a H3N2 subtype of influenza a virus. Including a November report from the number increased significantly. Compared with the same period last year, it has increased significantly.

Glossary

Type a influenza H3N2 subtypes: depending on the virus surface protein variety and combination of different, is divided into different subtypes of influenza a virus, influenza a H3N2 subtype winter capital active and frequent in recent years. Symptoms include fever, cough, sore throat, body aches, headache, chills and fatigue, and some are accompanied by diarrhea and vomiting, severe cases will be secondary to pneumonia and respiratory failure.

Prevention advice

Minimize crowded, stuffy confined spaces.

Pay attention to personal hygiene, wash hands, sneezing or coughing, and gently cover nose and mouth with a handkerchief or tissue paper.

Try to avoid contact with patients with influenza must be contacted, should wear masks. If you develop flu-like symptoms seek immediate care.

Yet influenza vaccination of citizens, in particular children, the elderly and people with chronic underlying disease such as influenza positive influenza vaccination in high-risk population.

The Beijing News