The green book influenza chapter for further information on indications for influenza vaccine. Fluad pediatric is intended for use in the pediatric population of 6 months to less than 2 years of age. Annual national flu programme letter 2019 to 2020 nhs england. The flu chapter of the green book has been updated to reflect the latest guidance from the joint committee on vaccination and immunisation in readiness for the 2015 to 2016 influenza season. Elderly people, children under 6 months old, pregnant women, and people with chronic conditions or immunosuppression are at increased risk of complications. Sometimes the vaccine may make your symptoms a little worse, but this. The mdhhs seasonal influenza web page has information on influenza activity, influenza vaccination, and resources for specific groups including health. Uncomplicated seasonal influenza disease presents as rapid onset of the following combination of systemic and respiratory symptoms. Healthcare practitioners should refer to the green book influenza chapter for further detail. The current recommendations for seasonal influenza vaccine in the influenza chapter of the green book. People who are sick with flu often feel some or all of these symptoms. Type a influenza is a contagious viral infection that can have lifethreatening complications if left untreated.
Symptoms last for around a week and often make you too unwell to go to work or carry out normal daily activities. Influenza types a and b are responsible for most cases of clinical illness in the uk. Seasonal influenza is a preventable infectious disease with mostly respiratory symptoms. Lack of sunshine and low vitamin d intake during winter as well as. Influenza occurs as pandemics, epidemics and sporadic seasonal cases. Seasonal influenza vaccination 2020 immunisation programs. Notice the oddball cells green known as solitary chemosensory cells sccs. Governmentfunded influenza vaccines will start to become available from midapril 2019. The disease is characterised by the sudden onset of fever, chills, headache, myalgia and extreme fatigue. Seasonal influenza influenza commonly known as flu is viral infection that affects the respiratory system. Green book 3 and in the annual flu letter for 2018192. Jan 02, 2020 the pages listed below offer public health and health care professionals key information about vaccination, infection control, prevention, treatment, and diagnosis of seasonal influenza.
Influenza vaccination formulary recommendations 1819 nhs. Some people, such as older people, young children, and people with certain health conditions, are at high risk for serious flu complications. Additionally, aerosol transmission plays a part in influenza virus transmission. In the uk, people usually get seasonal flu between december and march, although outbreaks can happen as early as october and as late as may. Fever is usually continuous, but it may come and go. Hps website green book chapter on influenza updated. Influenza is highly infectious with a usual incubation period of one to three days. The image above shows the lungs of a mouse after a severe case of h1n1 influenza infection, a common type of seasonal flu. Englishfrench seasonal influenza is an acute viral disease of the respiratory tract transmitted via aerosols or contaminated surfaces from infected people. Influenza a and influenza b are responsible for most clinical illness. Influenza the flu is a contagious respiratory illness caused by influenza viruses. Flu flu symptoms stomach flu influenza medlineplus. Influenza is an acute viral infection of the respiratory tract.
Certain groups of people have a higher risk of developing serious health conditions from the flu. The influenza ah1n1v pandemic caused higher rates of illness in children and young adults and lower rates of illness in adults aged 60 years and older when compared with seasonal influenza writing committee of the who consultation on clinical aspects of pandemic h1n1 2009 influenza, 2010. The illness usually lasts between three and seven days and symptoms include fever, headache, cough, aches and sore throat. Inactivated influenza vaccine information for healthcare. Seasonal influenza seasonal influenza is an acute illness of the respiratory tract caused by influenza viruses it is usually more common in periods from january to marchapril and from july to august in hong kong three types of seasonal influenza viruses are recognised to cause human infection, namely a, b and c. Like seasonal flu, infection with influenza ah1n1v may be subclinical or cause an unpleasant but selflimiting disease. Influenza presents with symptoms appearing around 2 days after exposure. In previous years, flu activity has been the highest from late december through early march. Influenza a symptoms can be confused with signs of. Change to the niac guidelines for treatment of anaphylaxis october 2015. In the united kingdom immunisation for influenza for certain groups.
Influenza causes significant loss of workdays, human suffering, and m. The mdhhs seasonal influenza web page has information on influenza activity, influenza vaccination, and resources for specific groups including health professionals and clinical laboratories. The flu vaccine is available from october 2019 until end of april 2020. Coverage data and past trends of flu vaccination coverage in the u. This page provides resources about flu symptoms, complications, and diagnosis. Signs and symptoms classic symptoms of influenza are the sudden onset of fever, chills, headache, cough usually dry. Flu is most common during the fall and winter months. Those littleknown cells display the very same chemicalsensing surface proteins found on the tongue, where they allow us to sense bitterness. It can cause mild to severe illness, and at times can lead to death. Influenza a symptoms can be confused with signs of other conditions but are usually. Each year, millions of americans get sick with the flu.
Every flu season is different, and influenza can affect people differently. The 6 principles for beating seasonal flu in 2018 part 1 of 3. Seasonal flu can cause serious illness and even death, and it poses a risk for people with weak immune systems. Seasonal influenza influenza is a highly infectious, viral infection of the respiratory tract. What we know about seasonal influenza in oregon, seasonal influenza often peaks in january to march.
Influenza vaccine treatment summary bnf content published by. Uncomplicated influenza signs and symptoms include. Mar 20, 20 the flu chapter of the green book has been updated to reflect the latest guidance from the joint committee on vaccination and immunisation in readiness for the 2015 to 2016 influenza season. Flu season is upon us again so weve answered to all of your important. Fatigue tiredness some people may have vomiting and diarrhea, though this is more common in children than adults. Illness usually lasts for 2 to 7 days, but complete recovery may take longer. Influenza is usually self limiting in healthy individuals, with recovery in 37 days. Further information on influenza infection is included in the green book influenza chapter and on nhs. The reason why the flu is seasonal is because virus transmission is favored by specific weather conditions.
This reflects current jcvi advice and green book guidance on the basis of. Dec 21, 2018 type a influenza is a contagious viral infection that can have lifethreatening complications if left untreated. This course provides a general introduction to the disease and is intended for personnel involved in seasonal influenza outbreak preparedness and. Influenza immunisation information including updates for public health professionals.
If, however, you have symptoms of influenza and are in a high risk group including young children, people over 65 years of age or people with chronic medical conditions, or are very sick or worried about your illness, contact your doctor or health care provider. The flu, also called influenza, is a respiratory infection caused by viruses. Influenza chapter of the green book can be found at. In the united states, seasonal flu activity begins to increase as early as october or november. Influenza also known as flu is a contagious respiratory illness caused by influenza viruses.
For more information on typical symptoms of influenza. There is a marked seasonal variation in meningococcal disease, with peak levels in the winter months declining to low levels by late summer. The symptoms of influenza flu appear suddenly and often include. Influenza, one of the most common infectious diseases, is a highly contagious airborne disease that occurs in seasonal epidemics and manifests as an acute febrile illness with variable degrees of systemic symptoms, ranging from mild fatigue to respiratory failure and death. Influenza april 2019 19 influenza the disease influenza is an acute viral infection of the respiratory tract. These symptoms typically begin two days after exposure to the virus and most last less than a week. Ah1n1v than with seasonal flu see green book chapter 19. The purpose of the influenza vaccination programme is to protect those most at risk of developing severe disease or complications or from dying if they develop the infection. Influenza is an acute viral infection of the respiratory tract that spreads easily from person to person. The symptoms to look out for that may indicate a secondary chest infection include. A series of questions and answers has been developed in response to some frequently asked questions. Seasonal influenza, also known as the flu, is an illness that is caused by viruses. It is difficult for an individual to develop long term immunity to influenza as the make up of the viral strains change slightly on a regular basis.
The seasonal flu influenza can cause severe illness or complications. The michigan department of health and human services mdhhs seasonal influenza is a contagious respiratory illness caused by influenza viruses. More information about clinical risk groups and vaccination can be found in the influenza green book chapter 19 and nice national institute for health and care excellence guidance. Seasonal influenza seasonal influenza is an acute illness of the respiratory tract caused by influenza viruses it is usually more common in periods from january to marchapril and from july to august in hong kong three types of seasonal influenza viruses are recognised to cause human infection, namely a.
Fever may be lower in older adults than in children and younger adults. Studies show cold temperatures better conserve the flu virus on surfaces while the dry air favors its transmission as well as damages nasal mucous membranes, allowing influenza viruses to cause an infection more easily. Influenza, commonly known as the flu, is an infectious disease caused by an influenza virus. Prevention of seasonal influenza centre for health protection. Serious outcomes of infection can result in hospitalization or death. It is caused by influenza virus and is easily transmitted, predominantly via the droplet and contact routes and by indirect spread from respiratory secretions on hands, tissues, etc. An influenza pandemic is an epidemic of an influenza virus that spreads on a worldwide scale and infects a large proportion of the human population. Seasonal flu influenza is an infection caused by a virus that can affect your nose, throat and lungs. Additionally, aerosol transmission plays a part in influenza virus. Mdhhs clinical signs, symptoms, and complications of. The flu chapter of the green book has been updated to reflect the latest guidance from the joint committee on vaccination and immunisation in readiness. Influenza testing is not needed for all patients with signs and symptoms of.
Even healthy children and adults can get very sick from the flu and spread it to others. Symptoms common symptoms of the flu usually appear suddenly and may include dry cough extreme tiredness fever headache. People tend to get it around the same time every year. Seasonal influenza vaccination programme 20192020 hse. Influenza flu is a virus that typically affects the nose, throat, and lungs.
The influenza a and b viruses that routinely spread in people are responsible for seasonal flu epidemics each year. Influenza occurs as pandemics, epidemics and sporadicseasonal cases. Seasonal influenza, a respiratory infection caused by the influenza virus is a significant cause of morbidity and mortality, especially in individuals who are at the extremes of age, pregnant, immune compromised, or have chronic underlying disease 1,2. The government resource immunisation against infectious disease the green book. Symptoms common symptoms of the flu usually appear suddenly and. Dec 25, 2017 the reason why the flu is seasonal is because virus transmission is favored by specific weather conditions. Flu can infect people all year round but is more common in the winter months. But it can also be serious or even deadly, especially for people over 65, newborn babies, and people with certain chronic illnesses. Symptoms were similar to those of seasonal influenza, although gastrointestinal symptoms vomiting and diarrhoea were more commonly reported than is usual. However, seasonal flu is usually not severe in most people, because they are already partly protected by having had a similar flu virus before. The recent updates include changes to the asthma and egg allergy sections and added information on newly licensed influenza vaccines. Seasonal flu vaccination will the seasonal flu vaccine give 100% protection. Seasonal flu is a respiratory illness which spreads easily from person to person.
Seasonal influenza adult patients diagnosis respiratory virus testing should be considered in individuals presenting during influenza season with fever and influenzalike symptoms of myalgia, arthralgia, headache, andor sore throat. Green phlegm sputum does not necessarily mean that you have a secondary chest infection. It occurs every year, typically in the fall and winter. The pages listed below offer public health and health care professionals key information about vaccination, infection control, prevention, treatment, and diagnosis of seasonal influenza. Peak levels generally occur between late december and early march. This course provides a general introduction to the disease and is intended for personnel involved in seasonal influenza outbreak preparedness and response. Influenza is an acute infectious disease of viral etiology which, unlike the common cold, can lead to serious complications such as pneumonia, myocarditis, inflammation of the kidneys, nervous. Mdhhs clinical signs, symptoms, and complications of influenza.
Any member of the uk public can report flulike symptoms they may experience. Inactivated influenza vaccine information for healthcare practitioners. These viruses invade the respiratory tract, or the nose, throat and lungs, and are spread from one person to another by coughing. The median duration of illness is estimated at seven days, with a further 25 per cent of people needing up to ten calendar days to recover and 25 per cent of. Other common symptoms include a dry cough, sore throat and stuffy nose. Symptoms of flu include fever usually high 100 degrees f or more, headache, extreme tiredness, dry cough, sore throat, runny or stuffy nose, and muscle aches. Both can cause mild to severe illness with symptoms including fever, sore throat, runny nose, muscle aches, headache, coughing and general fatigue. Fluad influenza virus vaccine, surface antigen, inactivated, adjuvanted with mf59c. Influenza is a highly infectious, viral infection of the respiratory tract. Annual seasonal influenza vaccination is recommended for any person aged 6 months and over who wishes to reduce the likelihood of becoming ill with influenza.
Immunisation against infectious diseases the green book influenza. This treatment summary topic describes influenza vaccine. Overview and map of current influenza activity in the u. For information on the use of influenza vaccines in egg allergic individuals please see the green book influenza. Seasonal influenza adult patients diagnosis respiratory virus testing should be considered in individuals presenting during influenza season with fever and influenza like symptoms of myalgia, arthralgia, headache, andor sore throat.
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