• Among influenza positive specimens tested at the lab, the predominantly circulating strain is influenza type A H1N1. (fraserhealth.ca)
  • In keeping with this, to date, approximately 75% of all influenza H1N1 detections across the province were among patients under the age of 65. (fraserhealth.ca)
  • Continue to promote influenza vaccination: Children and non-elderly adults are often less likely to get vaccinated than seniors, but should consider immunization given circulating H1N1. (fraserhealth.ca)
  • Vaccine effectiveness is typically higher for H1N1 and given that we are in the midst of peak influenza activity with circulating influenza levels expected to be high for the next several weeks, the vaccine can continue to provide protection against H1N1 and influenza B, which is typically seen during the later stages of the season. (fraserhealth.ca)
  • isolates of influenza A(H1N1) have been uncommon. (cdc.gov)
  • Influenza A(H1N1) has been isolated from sporadic cases in Canada, France, the United States, and Yugoslavia. (cdc.gov)
  • Both influenza A(H3N2) and A(H1N1) viruses were isolated from an outbreak reported in the United States. (cdc.gov)
  • Influenza A(H1N1) isolates and influenza B isolates studied were similar to those used in the vaccine for the 1989-90 season. (cdc.gov)
  • After considering data on these and other virus isolates, the World Health Organization (WHO) recommended that the trivalent influenza vaccine for the 1990-91 season contain type A(H3N2) A/Guizhou/54/89-like antigen and retain the type A(H1N1) (A/Singapore/6/86-like) and type B (B/Yamagata/16/88-like) components of the 1989-90 vaccine (1). (cdc.gov)
  • Influenza A viruses have predominated overall, with both influenza A(H1N1) and A(H3N2) circulating. (canada.ca)
  • For the 2021-22 flu season, the World Health Organization and FDA's Vaccines and Related Biological Products Advisory Committee recommended including A/Victoria/2570/2019 (H1N1) pdm09-like virus, A/Cambodia/e0826360/2020 (H3N2)-like virus, B/Washington/02/2019 (B/Victoria lineage)-like virus and B/Phuket/3073/2013 (B/Yamagata lineage)-like virus for egg-based vaccines. (drugstorenews.com)
  • Influenza A(H1N1)pdm09 was the most common strain early in the season, but influenza A(H3N2) predominated later in the season. (health.mil)
  • The 2018-2019 season differed from past seasons in that it was much longer, had a later peak, and the predominant strain of influenza changed from influenza A(H1N1)pdm09 at the beginning of the season to influenza A(H3N2) in the middle of the season. (health.mil)
  • Influenza A(H1N1)pdm09 occurred actively 3 weeks thereafter, and then co-circulated highly with influenza B through the end of March 2020. (health.mil)
  • Starting at surveillance week 45 (3-9 Nov. 2019), influenza B was the predominant influenza type, followed by high activity of influenza A(H1N1)pdm09 three weeks thereafter. (health.mil)
  • Both influenza B and influenza A(H1N1)pdm09 were then highly co-circulated through surveillance week 13 (22-28 March 2020). (health.mil)
  • From November through December 2013, CDC has received a number of reports of severe respiratory illness among young and middle-aged adults, many of whom were infected with influenza A (H1N1) pdm09 (pH1N1) virus. (flutrackers.com)
  • Influenza A(H3N2) was dominant in the 2013/14 season while the A(H1N1)pdm09 and B/Yamagata strains were most prevalent in the 2014/15 season. (who.int)
  • influenza virus A [37.9% A (H1N1)pdm09, 29.3% A (H3N2)] was identified in 87.7% of cases. (biomedcentral.com)
  • Given the situation generated by the 2009 pandemic caused by the new influenza A (H1N1) pdm09 virus, the PIDIRAC sentinel network included surveillance of severe hospitalized cases of laboratory-confirmed influenza (SHCLCI) to assess severity. (biomedcentral.com)
  • The level of herd immunity before and after the first 2009 pandemic season is not precisely known, and predicting the shape of the next pandemic H1N1 season is a difficult challenge. (biomedcentral.com)
  • This was a modelling study based on data on medical visits for influenza-like illness collected by the French General Practitioner Sentinel network, as well as pandemic H1N1 vaccination coverage rates, and an individual-centred model devoted to influenza. (biomedcentral.com)
  • We estimated infection attack rates during the first 2009 pandemic H1N1 season in France, and the rates of pre- and post-exposure immunity. (biomedcentral.com)
  • We then simulated various scenarios in which a pandemic influenza H1N1 virus would be reintroduced into a population with varying levels of protective cross-immunity, and considered the impact of extending influenza vaccination. (biomedcentral.com)
  • The shape of a second season would depend on the degree of persistent protective cross-immunity to descendants of the 2009 H1N1 viruses. (biomedcentral.com)
  • On 11 June 2009, WHO announced the first influenza pandemic of the 21st century, following the emergence of a new influenza A/H1N1 virus in Mexico and its rapid worldwide spread. (biomedcentral.com)
  • By March 2010 most countries had experienced a season of pandemic influenza H1N1, with one or occasionally two peaks. (biomedcentral.com)
  • Consequently, the level of pre- or post-exposure immunity is difficult to estimate, hindering attempts to predict the shape of a subsequent pandemic H1N1 season. (biomedcentral.com)
  • Here we estimate the infection attack rates during the first 2009 pandemic H1N1 season in France and attempt to predict the shape of a second season of pandemic H1N1 by using an individual-centred model [ 20 ]. (biomedcentral.com)
  • Finally, we envisaged various scenarios in which pandemic influenza H1N1 viruses escaping immunity (due to viral evolution and loss of immunity) would be reintroduced, and evaluated the likely impact of extending 2009 H1N1 influenza vaccination. (biomedcentral.com)
  • The "swine flu" virus - also known as INFLUENZA A (H1N1) - emerged in 2009 and caused the first influenza pandemic in more than 40 years. (myclinicgroup.com.au)
  • The National Pandemic Flu Service (NPFS) has issued antiviral drugs to patients with an influenza-like illness who call or log onto the internet site without direct clinical assessment or virological evidence of infection with novel H1N1 (1). (bmj.com)
  • Nationally, influenza B/Victoria viruses are predominant, followed by A(H1N1)pdm09 viruses. (medscape.com)
  • Influenza A(H1N1)pdm09 are the most common viruses among adults aged 25 to 64 years (42% of reported viruses) and those aged 65 years and older (43% of viruses). (medscape.com)
  • Most (80.7%) influenza A viruses that underwent subtyping were A(H1N1)pdm09 and 19.3% were A(H3N2) viruses. (medscape.com)
  • These clinical practice guidelines are an update to the guidelines published by the IDSA in 2009, prior to the 2009 H1N1 influenza pandemic. (medscape.com)
  • In addition, the predominant influenza virus subtype was an H3N2, in contrast to dominance by H1N1 subtypes in recent past years. (medscape.com)
  • During the 1989-90 influenza season, influenza type A(H3N2) viruses have caused most influenza activity worldwide. (cdc.gov)
  • Antigenic analysis of influenza A(H3N2) viruses isolated worldwide indicates that most of these viruses were A/Shanghai/11/87- and A/England/427/88-like. (cdc.gov)
  • The most prevalent group of viruses resembles the majority of viruses isolated during the 1988-89 influenza season and are similar to the H3N2 component of this year's vaccine (1,2). (cdc.gov)
  • The second group of influenza A(H3N2) viruses that were antigenically distinguishable from the A/Shanghai/11/87-like viruses are represented by A/Guizhou/54/89 and A/Shanghai/16/89. (cdc.gov)
  • however, antiserum prepared to these viruses reacted well with A/Shanghai/11/87-like viruses from the 1989-90 season. (cdc.gov)
  • The third group of influenza A(H3N2) viruses is represented by the A/Beijing/353/89 virus (Table 1). (cdc.gov)
  • This virus also reacted poorly with antiserum to the 1989-90 vaccine strain, but, in contrast to viruses in the first group, did not produce ferret antiserum that reacted well with the majority of viruses from the current season. (cdc.gov)
  • Influenza A viruses are classified into subtypes on the basis of two surface antigens: hemagglutinin (H) and neuraminidase (N). Three subtypes of hemagglutinin (H1, H2 and H3) and two subtypes of neuraminidase (N1 and N2) are recognized among influenza A viruses that have caused widespread human disease. (canada.ca)
  • Although influenza B viruses have shown more antigenic stability than influenza A viruses, antigenic variation does occur. (canada.ca)
  • The CDC's multiplexed assay is designed to spot only the genetic material of the novel coronavirus as well as the influenza A and B viruses, using both swabs and sputum samples. (fiercebiotech.com)
  • The restrictions we put in place for COVID-19 protected us from other respiratory viruses as well," said State Epidemiologist Dr. Sarah Kemble, "That's likely the reason there were no pediatric influenza deaths during the last three years. (mauinow.com)
  • More information about influenza and other respiratory diseases is available at https://health.hawaii.gov/docd/disease-types/respiratory-viruses/ . (mauinow.com)
  • See PHIL 13469, for the diagrammatic representation of how this Swine Flu stain came to be, through the "reassortment" of two different Influenza viruses. (health.mil)
  • The estimated VE (46%) indicated that the influenza vaccine during the 2019-2020 influenza season was moderately effective against these influenza viruses. (health.mil)
  • Influenza surveillance conducted by DODGRS during the 2019-2020 influenza season identified circulating influenza virus (sub)types, provided timely data on the genetic characteristics of the circulating viruses, and estimated influenza VE. (health.mil)
  • The influenza vaccine was moderately effective against influenza viruses during the 2019-2020 influenza season. (health.mil)
  • Influenza viruses change from year to year as they undergo constant antigenic drifts and potential antigenic shifts. (health.mil)
  • Because of the changing nature of these viruses, it is crucial to conduct annual surveillance to determine the circulating viruses and to detect changes in the viruses during the influenza season. (health.mil)
  • Seasonal influenza vaccination is considered the main strategy to protect against influenza viruses, combat influenza infection, and reduce disease severity. (health.mil)
  • To improve vaccine effectiveness (VE) against influenza viruses, the strains used in the influenza vaccine need to be updated regularly based on the surveillance findings. (health.mil)
  • The periodic update of viruses contained in influenza vaccines is necessary for the vaccines to be effective due to the constant evolving nature of influenza viruses, including those circulating and infecting humans. (mediamonitors.net)
  • While it is not possible to predict which influenza viruses will predominate during the entire 2013-14 influenza season, pH1N1 has been the predominant circulating virus so far. (flutrackers.com)
  • Genetic analysis of the haemagglutinin gene revealed multiple introductions of influenza viruses into Lebanon from different geographic sources during each season. (who.int)
  • The influenza B viruses were subtyped in 218 cases. (atlantis-press.com)
  • Molecular surveillance of the influenza viruses should be enhanced continuously for a better understanding of the influenza activity and assessment of vaccine effectiveness. (atlantis-press.com)
  • Influenza viruses are recognized globally as persistent threats to human health. (atlantis-press.com)
  • however, earlier reports suggest that they do not play a role in the genetic variation of influenza B viruses [ 5 , 6 ]. (atlantis-press.com)
  • Nevertheless, the antigenic drift through several mechanisms that include insertions, deletions, and substitutions are frequent among influenza A and different lineages of influenza B viruses [ 7 - 10 ]. (atlantis-press.com)
  • Melidou A, K?dm?n C, Nahapetyan K, Kraus A, Alm E,. Influenza returns with a season dominated by clade 3C.2a1b.2a.2 A(H3N2) viruses, WHO European Region, 2021/22 . (flu.org.cn)
  • The aims of SHCLCI surveillance are to provide an estimate of the severity of seasonal influenza epidemics to identify and characterize the risk groups that may present serious complications as a result of infection by circulating influenza viruses or their association with some underlying diseases and to identify the virological characteristics of viruses associated with these severe cases, such as genetic changes and/or antigenic changes that lead to increased virulence. (biomedcentral.com)
  • The weekly percentage of respiratory specimens testing positive for influenza A or B viruses has risen markedly since March 2023. (otandp.com)
  • Influenza is caused by infection with INFLUENZA viruses A, B and rarely C. It mainly affects the throat and lungs, but can also cause problems with the heart and rest of the body, especially in people with other health problems. (myclinicgroup.com.au)
  • INFLUENZA viruses regularly change, causing epidemics each winter. (myclinicgroup.com.au)
  • INFLUENZA and the common cold are both respiratory illnesses but they are caused by different viruses. (myclinicgroup.com.au)
  • In total, 11 viruses were genetically characterised by whole genome sequencing, of which s ix were influenza A(H3N2) and five were B/Victoria. (folkhalsomyndigheten.se)
  • Influenza, known as the flu, is a highly contagious infection of the breathing system (nose, throat and lungs) caused by flu viruses. (fairfaxcounty.gov)
  • Influenza, also known as the flu, is a highly contagious respiratory infection caused by flu viruses. (fairfaxcounty.gov)
  • While seasonal flu viruses are detected year-round, in the United States flu season usually starts in late fall and lasts throughout the winter, sometimes into early spring. (fairfaxcounty.gov)
  • Flu viruses change constantly from season to season and can even mutate during a single flu season. (hepb.org)
  • According to the CDC , seasonal influenza (flu) is a contagious respiratory condition caused by influenza viruses affecting the nose, throat and lungs. (wrbl.com)
  • Influenza B viruses do not usually predominate this early in the season. (medscape.com)
  • Influenza B/Victoria viruses are most common among children aged 4 years and younger (48% of reported viruses) and those aged 5 to 24 years (59% of reported viruses). (medscape.com)
  • Three deaths were linked to influenza A viruses and two resulted from influenza B viruses. (medscape.com)
  • Of 27 deaths that have been reported this season, 18 were linked to influenza B viruses (five of these had the lineage determined and all five were B/Victoria viruses). (medscape.com)
  • 99%) of the influenza viruses tested this season are susceptible to the four FDA-approved influenza antiviral medications recommended for use in the US this season. (medscape.com)
  • Each year, a new flu vaccine is made to protect against the influenza viruses believed to be likely to cause disease in the upcoming flu season. (medlineplus.gov)
  • Influenza (Flu) Influenza (flu) is a viral infection of the lungs and airways with one of the influenza viruses. (msdmanuals.com)
  • In the 1989-90 season, influenza A(H3N2) activity began earlier than usual in the northern hemisphere. (cdc.gov)
  • Total influenza vaccine effectiveness was low during this season in part because the A(H3N2) strain was antigenically drifted from the vaccine strain. (health.mil)
  • Captured in 2011, this transmission electron microscopic (TEM) image depicts some of the ultrastructural details displayed by H3N2 influenza virions, responsible for causing illness in Indiana and Pennsylvania in 2011. (health.mil)
  • The seven subtyped influenza A samples were exclusively influenza A(H3N2). (folkhalsomyndigheten.se)
  • Medical records and surveillance database of laboratory-confirmed influenza cases were reviewed from October 2015 to 2019. (atlantis-press.com)
  • This study included a total of 1928 patients with laboratory-confirmed influenza infections. (atlantis-press.com)
  • The Plan of Information on Acute Respiratory Infections in Catalonia (PIDIRAC) included the surveillance of severe hospitalized cases of laboratory-confirmed influenza (SHCLCI) in 2009. (biomedcentral.com)
  • Only 29 sporadic cases of laboratory-confirmed influenza were reported in Sweden. (folkhalsomyndigheten.se)
  • Note: This system monitors visits for respiratory illness that includes fever plus a cough or sore throat, also referred to as ILI, not laboratory confirmed influenza and may capture patient visits due to other respiratory pathogens that cause similar symptoms. (allymedical.com)
  • Results: Influenza and influenza-like illness activity was moderate compared to previous years, although a considerable increase in notified laboratory-confirmed influenza was observed. (who.int)
  • [ 3 , 4 ] Laboratory-confirmed influenza (via nasopharyngeal swabs for culture, polymerase chain reaction, or both) occurred in 228 participants in the IIV3-HD group (1.4%) and 301 participants in the IIV3-SD group (1.9%), a relative efficacy of 24.2% (95% confidence interval [CI], 9.7 to 36.5). (medscape.com)
  • In Canada, two available measures can reduce the impact of influenza: immunoprophylaxis with inactivated (killed-virus) vaccine and chemoprophylaxis or therapy with influenza-specific antiviral drugs. (canada.ca)
  • Immunization is the most effective means to reduce the impact of influenza. (canada.ca)
  • In recent weeks, the CDC has repeatedly emphasized the importance of influenza vaccination this flu season to help reduce the burden of disease and the impact of influenza on the healthcare system and other critical infrastructures during the COVID-19 pandemic. (drugstorenews.com)
  • Surveillance data about influenza disease inform the planning and strategy for efforts to reduce the future impact of influenza on the health and medical readiness of the Armed Forces. (health.mil)
  • The number of deaths caused by influenza varies greatly from year to year, with about 20,000 to 50,000 deaths annually in the United States (see Centers for Disease Control and Prevention's [CDC] impact of influenza in past years ). (msdmanuals.com)
  • In addition, the AAP supports the coadministration of the influenza vaccine with other vaccines. (aap.org)
  • Children 6 months through 8 years of age who are receiving influenza vaccine for the first time, or who have received only 1 dose ever prior to July 1, 2023, or whose vaccination status is unknown should be offered vaccination as soon as influenza vaccines become available and should receive 2 doses of vaccine, ideally by the end of October. (aap.org)
  • Can the influenza vaccine be administered at the same time as other vaccines? (aap.org)
  • Influenza vaccines can be administered simultaneously with other live and inactivated vaccines. (aap.org)
  • GSK today announced it started shipping its quadrivalent influenza vaccines to U.S. healthcare providers and pharmacies for the 2021-22 flu season. (drugstorenews.com)
  • from children to adults, including influenza vaccination during the 2020-2021 season," said Dr. Leonard Friedland, vice president, director of Scientific Affairs and Public Health, GSK Vaccines. (drugstorenews.com)
  • A recent claims analysis commissioned by GSK and conducted by Avalere Health showed a significant and sustained drop in immunization rates for recommended vaccines among adolescents and adults throughout the pandemic in 2020, including influenza immunization. (drugstorenews.com)
  • The data and findings in this report reinforce the importance of the use of up-to-date multivalent influenza vaccines that protect against several different specific virus strains that may become common in the coming influenza season. (health.mil)
  • Vaccines provide protection against the impacts of certain infectious diseases, including influenza and COVID-19, according to the DOH. (mauinow.com)
  • The World Health Organization (WHO) today announced the recommendations for the viral composition of influenza vaccines for the 2023-2024 influenza season in the northern hemisphere. (mediamonitors.net)
  • The announcement was made at an information session at the end of a 4-day meeting on the Composition of Influenza Virus Vaccines , a meeting that is held twice annually. (mediamonitors.net)
  • The recommendations issued are used by the national vaccine regulatory agencies and pharmaceutical companies to develop, produce, and license influenza vaccines for the following influenza season. (mediamonitors.net)
  • During this COCA Call, CDC presenters will provide updates about the latest recommendations and clinical considerations for administering influenza, COVID-19, and RSV vaccines to adults 60 years and older and discuss resources and communication strategies that may help facilitate older adult vaccination. (cdc.gov)
  • Describe the recommendations and clinical considerations for administering influenza, COVID-19, and RSV vaccines to older adults. (cdc.gov)
  • SVA - News ), a leading provider of vaccines in China, today announced the market launch of Anflu®, a seasonal influenza vaccine, for 2008-2009 Flu Season. (sinovac.com)
  • Sinovac's commercialized vaccines include Healive® (hepatitis A), Bilive® (combined hepatitis A and B), Anflu® (influenza) and Panflu(TM) (H5N1). (sinovac.com)
  • Enhanced passive safety surveillance activity is a feasible approach for the post- marketing monitoring of seasonal influenza vaccines . (bvsalud.org)
  • These safety data could further bolster public trust in influenza vaccines with the goal to increase vaccination uptake in all target groups. (bvsalud.org)
  • The vaccine strains for the upcoming influenza season are selected annually by the Food and Drug Administration's Vaccines and Related Biologic Products Advisory Committee based on WHO's recommended Northern Hemisphere influenza vaccine composition. (medscape.com)
  • The American Academy of Pediatrics recommends annual influenza vaccination for all children without medical contraindications starting at 6 months of age. (aap.org)
  • According to the CDC, annual influenza vaccination is the best way to help protect people 6 months and older against the flu. (drugstorenews.com)
  • CDC recommends annual influenza vaccination for everyone 6 months and older. (flutrackers.com)
  • Routine annual influenza vaccination is recommended for all persons aged 6 months or older who do not have contraindications. (medscape.com)
  • How CDC Estimates the Burden of Seasonal Influenza in the U.S." Centers for Disease Control and Prevention, National Center for Immunization and Respiratory Diseases (NCIRD). (wikipedia.org)
  • For these reasons, major epidemics of respiratory disease caused by new variants of influenza continue to occur. (canada.ca)
  • Person-to-person transmission of influenza virus occurs through droplets from the respiratory tract that are spread by direct contact, through coughing or sneezing, or by hands contaminated with respiratory secretions. (canada.ca)
  • National influenza surveillance is coordinated through the Immunization and Respiratory Infections Division (IRID), Public Health Agency of Canada (PHAC). (canada.ca)
  • Influenza, more commonly known as the flu, is a highly contagious respiratory virus that infects the nose, throat and lungs and could lead to serious illness, hospitalization or even death. (ktsm.com)
  • Week 15 ending April 13, 2013 Corporate Authors(s) : National Center for Immunization and Respiratory Diseases (U.S.). Influenza Division. (cdc.gov)
  • Laboratory-based influenza surveillance was conducted in the 2019-2020 influenza season among Department of Defense (DOD) beneficiaries through the DOD Global Respiratory Pathogen Surveillance Program (DODGRS). (health.mil)
  • Every year, the Department of Defense (DOD) Global Respiratory Pathogen Surveillance Program (DODGRS) performs routine respiratory pathogen surveillance among DOD service members and their beneficiaries, and evaluates influenza VE. (health.mil)
  • The Centers for Disease Control and Prevention (CDC) is preparing for co-circulating influenza virus, SARS-CoV-2, and respiratory syncytial virus (RSV) this fall and winter. (cdc.gov)
  • With various childhood respiratory illnesses on the rise around the country, Riverside County is reporting its first flu-associated death in a child this season. (abc7.com)
  • Officials say the child tested positive for influenza as well as respiratory syncytial virus. (abc7.com)
  • In this study we characterized influenza virus in 440 nasopharyngeal swabs collected from patients with acute respiratory infections during two influenza seasons in Lebanon. (who.int)
  • Title : FluView : 2016-2017 influenza season week 10 ending March 11, 2017 Corporate Authors(s) : National Center for Immunization and Respiratory Diseases (U.S.). Influenza Division. (cdc.gov)
  • As the cold weather blows in and the seasons change, in comes another season of influenza, the respiratory viral infection which can be extremely dangerous if not controlled. (swiftcurrentonline.com)
  • Commonly transmitted through being in close contact with those who are sick, influenza can linger in the air, on objects and surfaces, and can find its way into one's respiratory passages. (swiftcurrentonline.com)
  • From a sample of SHCLCI recorded during the 5 influenza epidemics seasons from 2010-2011 to 2014-2015, Cases were confirmed by PCR and/or viral isolation in cell cultures from respiratory samples. (biomedcentral.com)
  • Influenza is an infectious disease affecting mainly upper respiratory tract worldwide. (biomedcentral.com)
  • In Catalonia, influenza surveillance is conducted through the Plan of Information on Acute Respiratory Infections in Catalonia (PIDIRAC) based on the network of sentinel physicians, who provide information on patients with influenza symptoms [ 4 ]. (biomedcentral.com)
  • Winter is also the season for other contagious viral illnesses such as Respiratory Syncytial Virus or RSV (common for children) and Norovirus (a stomach bug). (otandp.com)
  • Influenza-like illness and respiratory illness hospital emergency department and selected urgent care visits. (fairfaxcounty.gov)
  • According to the Centers for Disease Control and Prevention (CDC), flu is a contagious respiratory illness caused by the influenza virus that infects the nose, throat, and sometimes the lungs. (allymedical.com)
  • During periods of low influenza activity, influenza testing should be performed upon admission in all patients who require hospitalization with acute respiratory illness (with or without fever), who have been in contact with a person diagnosed with influenza, or who have recently traveled from a location known to have influenza activity. (medscape.com)
  • In hospitalized patients with respiratory failure who are receiving mechanical ventilation, including those in whom influenza testing results were negative based on upper respiratory tract specimens, endotracheal aspirate or bronchoalveolar lavage fluid specimens should be collected for influenza testing as soon as possible. (medscape.com)
  • Estimates are not available for the 2020-2021 flu season due to minimal influenza activity. (cdc.gov)
  • GSK expects to distribute more doses than it has in any previous flu season with a record supply of more than 50 million doses of its influenza vaccine for the 2021-2022 season to the U.S. market. (drugstorenews.com)
  • In the WHO European Region, COVID-19 non-pharmaceutical interventions continued slowing influenza circulation in the 2021/22 season, with reduced characterisation data. (flu.org.cn)
  • Most unusual was the complete lack of reported influenza admissions for Minnesota in 2020-2021, which was commented on in press reports at the time. (healthy-skeptic.com)
  • Note especially that we have not plotted influenza admissions for the 2020-2021 flu season. (healthy-skeptic.com)
  • There was no influenza epidemic in Sweden during the 2020-2021 influenza surveillance season, due to a combination of factors stemming from the current COVID-19 pandemic. (folkhalsomyndigheten.se)
  • One interesting and positive thing to come from the COVID-19 pandemic is a historic 2020-2021 flu season. (freedomhealthworks.com)
  • This activity was conducted in primary care setting in Genoa ( Italy ) during the seasons 2019/20, 2020/21 and 2021/22. (bvsalud.org)
  • The overall reporting rates of individual case safety reports for the seasons 2019/20, 2020/21 and 2021/22 were 1.75%, 0.48% and 0.40%, respectively. (bvsalud.org)
  • From the Centers for Disease Control and Prevention page called "Disease Burden of Flu": "Each year CDC estimates the burden of influenza in the U.S. CDC uses modeling to estimate the number of flu illnesses, medical visits, hospitalizations, and deaths related to flu that occurred in a given season. (wikipedia.org)
  • The CDC has estimated that flu vaccination during the 2019-20 flu season prevented approximately 7.5 million illnesses, 105,000 associated hospitalizations, and 6,300 deaths. (drugstorenews.com)
  • Ambulatory data for influenza-like illnesses (ILIs), influenza hospitalization data, and lab data for influenza-confirmed cases were used for the surveillance. (health.mil)
  • Influenza-like illnesses reported from specific medical offices in Fairfax County. (fairfaxcounty.gov)
  • The latest data from CDC's interactive online application, FluView, demonstrates Texas's moderate levels of influenza-like illnesses (ILI), putting our state among the top three in the nation for activity levels. (allymedical.com)
  • Prescription influenza and COVID-19 antiviral medications are also available to treat both illnesses. (allymedical.com)
  • High-dose influenza vaccine appears to have the potential to prevent nearly one-quarter of all breakthrough influenza illnesses in seniors (≥65 y) compared with the standard-dose vaccine, according to results from a phase IIIb-IV double-blind, active-controlled trial. (medscape.com)
  • Surveillance of SHCLCI provides an estimate of the severity of seasonal influenza epidemics and the identification and characterization of at-risk groups in order to facilitate preventive measures such as vaccination and early antiviral treatment. (biomedcentral.com)
  • Two types of influenza virus, type A and type B, regularly cause seasonal epidemics of influenza in the United States. (msdmanuals.com)
  • Influenza epidemics usually begin in late December or midwinter. (msdmanuals.com)
  • We have been seeing typical levels of influenza activity in terms of influenza-like illness presentations to GP clinics based on MSP and sentinel surveillance data. (fraserhealth.ca)
  • Keep influenza on the differential and consider influenza antiviral treatment for patients presenting with influenza-like illness, particularly children and non-elderly adults. (fraserhealth.ca)
  • For the 2013-14 season, if pH1N1 virus continues to circulate widely, illness that disproportionately affects young and middle-aged adults may occur. (flutrackers.com)
  • The spectrum of illness observed thus far in the 2013-14 season has ranged from mild to severe and is consistent with that of other influenza seasons. (flutrackers.com)
  • 1 ) The 2017-18 flu season was a high severity season with high levels of outpatient clinic and emergency department visits for flu-like illness, high flu-related hospitalization rates, and elevated and geographically widespread flu activity across the United States for an extended period. (cdc.gov)
  • Influenza can be a severe illness, especially for vulnerable populations. (otandp.com)
  • INFLUENZA is a highly contagious viral infection that can cause severe illness and life-threatening complications, including pneumonia. (myclinicgroup.com.au)
  • Special tests that usually must be done within the first few days of illness can tell if a person has the INFLUENZA . (myclinicgroup.com.au)
  • The Virginia Department of Health (VDH) and Fairfax County Health Department monitor the level of activity of influenza-like illness (ILI) each week from October through May. (fairfaxcounty.gov)
  • Can we keep the burden of influenza illness and death low in the future (without going into lockdown)? (freedomhealthworks.com)
  • Influenza vaccination coverage among influenza-like illness patients was 24% in sentinel general practices and 50% in hospitals. (who.int)
  • Most of the country is experiencing high influenza-like illness activity and 800 more deaths were reported during the last week of 2019 alone, according to the most recent report from the Centers for Disease Control and Prevention (CDC). (medscape.com)
  • The percentage of outpatient healthcare provider visits for influenza-like illness (ILI) rose from 5.1% to 6.9% during the week ending December 28 (week 52). (medscape.com)
  • Influenza-like illness activity was high in the District of Columbia, New York City, Puerto Rico, and 34 states (37 jurisdictions), compared with 28 jurisdictions during the previous week. (medscape.com)
  • This statement contains new information on human and avian influenza epidemiology. (canada.ca)
  • A spokesperson for the Arkansas Department of Agriculture told KNWA/FOX24 that there are no new cases of avian influenza in the state and that the infected flock was "depopulated. (nwahomepage.com)
  • The flock that tested positive for avian influenza in Madison County has been depopulated. (nwahomepage.com)
  • There are no new cases of avian influenza in the state," the spokesperson said. (nwahomepage.com)
  • KNWA/KFTA) - A case of avian influenza has been confirmed at a Madison County poultry farm. (nwahomepage.com)
  • Poultry from the farm tested positive for "highly pathogenic H5N1 avian influenza," the release said. (nwahomepage.com)
  • Avian influenza (H5N1) is rare in humans in developed countries (see the image below). (medscape.com)
  • Unless advised by the CDC or regional health departments, clinicians do not routinely need to test for avian influenza. (medscape.com)
  • Countries where avian influenza has been reported. (medscape.com)
  • Over the past year, Sinovac has expanded its manufacturing capacity with the construction of a pandemic influenza vaccine production line with annual capacity of 20 million doses using the grant from China's National Development and Reform Commission. (sinovac.com)
  • Sinovac is currently developing Universal Pandemic Influenza vaccine and Japanese encephalitis vaccine. (sinovac.com)
  • Clinicians have also noted more severe presentations of influenza among children and non-elderly adults within our region. (fraserhealth.ca)
  • There are reports of these groups experiencing more severe presentations of influenza with complications this season. (fraserhealth.ca)
  • Continued weekly surveillance of influenza among DOD populations is crucial to track increases in activity each season and the potential emergence of new and/or severe influenza subtypes. (health.mil)
  • Influenza virus causes between three and five million severe cases and an estimated 250,000-350,000 deaths annually. (biomedcentral.com)
  • This information allows to plot weekly ILI incidence and 12 sentinel hospital facilities who notify on a weekly basis all influenza confirmed cases that meet the ECDC definition for severe influenza [ 5 , 6 ]. (biomedcentral.com)
  • This suggests that the population is more susceptible to influenza than before, possibly leading to more infections and a higher proportion of severe cases. (otandp.com)
  • Moreover, the number of severe influenza infections has risen dramatically, with more than 25 cases recorded in just the second week of April. (otandp.com)
  • Alarmingly, only about 20% of these severe cases had received the seasonal influenza vaccine for the 2022-2023 season. (otandp.com)
  • The very young and the very old are at highest risk of severe influenza infection and death, but I have seen otherwise healthy people of all ages die from influenza every year. (freedomhealthworks.com)
  • Influenza can cause severe pneumonia, worsening of chronic heart and lung disorders, organ failure, and death. (msdmanuals.com)
  • 2019 to 2020 season is a preliminary estimate. (wikipedia.org)
  • The report indicated rates were lower in 2020 than in 2019, with total influenza vaccinations dropping 14-35% in 2020 compared to 2019. (drugstorenews.com)
  • The 2018-2019 influenza season was longer than the preceding 2 seasons. (health.mil)
  • This report provides a summary of the data from the 2018-2019 influenza season. (health.mil)
  • However, there were still 149 influenza-related hospitalizations among service members during the 2018-2019 season. (health.mil)
  • Influenza B was the predominant influenza type starting from the beginning of Nov. 2019. (health.mil)
  • The objective of this report is to describe influenza surveillance trends and the end-of season VE estimates among DOD beneficiaries during the 2019-2020 influenza season. (health.mil)
  • These pages includes information about the estimated burden of influenza from past seasons, including tables of the estimated influenza disease burden (and 95% credible interval [Cr I]) by age group. (cdc.gov)
  • ABSTRACT Despite the significant burden of influenza outbreaks, active disease monitoring has been largely absent in the Middle East, including Lebanon. (who.int)
  • The burden due to influenza B may be underestimated with an observed vaccine mismatch. (atlantis-press.com)
  • Apart from mortality, influenza infections cause an important burden on healthcare systems worldwide with an important number of medical visits and hospitalizations. (efim.org)
  • However, mortality is only the tip of the iceberg in terms of the disease burden, since influenza also causes a decrease in functional status and increased dependency in the elderly [ 1 ]. (biomedcentral.com)
  • With a cross-protection rate of 50%, the second season would have a disease burden similar to the first, while vaccination of 50% of the entire population, in addition to the population vaccinated during the first pandemic season, would halve this burden. (biomedcentral.com)
  • CONCLUSION: Pediatric influenza vaccination was low despite the burden and healthcare use related to seasonal influenza in the pediatric population during a 10-year period in Italy. (nevinmanimala.com)
  • The seasonal flu vaccine has been associated with fewer hospitalizations and deaths from influenza or pneumonia among the elderly living in a community. (epnet.com)
  • Programs should focus on those at high risk of influenza-related complications, those capable of transmitting influenza to individuals at high risk of complications, and those who provide essential community services. (canada.ca)
  • While annual vaccination is the best tool for prevention of influenza and its complications, treatment with antiviral drugs (oral oseltamivir and inhaled zanamivir) is an important second line of defense for those who become ill to reduce morbidity and mortality. (flutrackers.com)
  • or is at higher risk for influenza complications. (flutrackers.com)
  • INFLUENZA can have very serious associated complications. (myclinicgroup.com.au)
  • However, if you are at high risk of catching a cold or influenza or are at risk for developing complications from these infections, try to avoid crowded areas or people who are obviously sick during the flu season. (epnet.com)
  • All health care personnel should receive an annual seasonal influenza vaccine to prevent influenza and reduce health care-associated influenza infections. (aap.org)
  • A quadrivalent influenza vaccine is recommended to reduce the health impact associated with influenza B infections. (atlantis-press.com)
  • With flu season underway, Ally Medical is offering important information to Texans interested in helping to prevent, identify, and treat influenza (flu) infections. (allymedical.com)
  • Interuniversity Research Center on Influenza and Other Transmissible Infections (CIRI-IT), Genoa, Italy. (bvsalud.org)
  • The spread of influenza has been very low in the northern hemisphere and in most of the rest of the world. (folkhalsomyndigheten.se)
  • Enhanced surveillance with daily temperature taking and prompt reporting with isolation through home medical leave and segregation of smaller subgroups decrease the spread of influenza. (medscape.com)
  • Similarly, only five influenza outbreaks have occurred in long term care settings this season which is much lower than last year. (fraserhealth.ca)
  • The strains of virus that cause influenza outbreaks change each year. (msdmanuals.com)
  • Although patterns of infl uenza-related deaths have and pandemic seasons. (cdc.gov)
  • In the prior 10 years, Hawai'i has recorded six pediatric deaths due to influenza. (mauinow.com)
  • Annually, it was estimated that 291,000 to 645,000 influenza-related deaths occur worldwide [2]. (efim.org)
  • In the European Union, there are between 40,000 and 220,000 annual deaths attributable to influenza. (biomedcentral.com)
  • It is estimated that INFLUENZA contributes to over 3,000 deaths in Australia each year. (myclinicgroup.com.au)
  • Influenza deaths in Fairfax County. (fairfaxcounty.gov)
  • Flu season usually spans from October to March and 10 million to 45 million people in the US get infected each year including 10,000 to 60,000 deaths depending on severity. (freedomhealthworks.com)
  • No influenza-related deaths were reported. (nevinmanimala.com)
  • Five pediatric deaths associated with influenza occurred during weeks 50 and 51 and were reported to CDC during week 52, bringing the total to 27. (medscape.com)
  • Cite this: Influenza Continues Unabated in US, Deaths in the Thousands - Medscape - Jan 06, 2020. (medscape.com)
  • The US Centers for Disease Control and Prevention (CDC) estimates that seasonal influenza is responsible for an average of more than 20,000 deaths annually. (medscape.com)
  • The current flu season is plotted in bright red, and we can see that the 2022-2023 flu season is indeed early, with only the 2009-2010 flu season starting earlier. (healthy-skeptic.com)
  • 2 ) The Centers for Disease Control and Prevention (CDC) analyzed data from the Behavioral Risk Factor Surveillance System (BRFSS) to estimate flu vaccination coverage for the U.S. population of adults aged ≥18 years during the 2017-18 flu season. (cdc.gov)
  • Flu vaccination coverage among adults was 37.1%, a decrease of 6.2 percentage points from the previous flu season. (cdc.gov)
  • To improve flu vaccination coverage for the 2018-19 flu season, healthcare providers are encouraged to strongly recommend and offer flu vaccination to all of their patients. (cdc.gov)
  • For this report, CDC analyzed data from BRFSS for adults aged ≥18 years to estimate flu vaccination coverage from the 2017-18 flu season. (cdc.gov)
  • View national and state-level influenza vaccination coverage estimates for the general population using interactive maps, trend lines, bar charts, and data tables. (cdc.gov)
  • BACKGROUND: In Europe, influenza vaccination coverage in the pediatric population is low. (nevinmanimala.com)
  • Influenza vaccination coverage was 3.6% among children with an influenza diagnosis and 6.8% among children without. (nevinmanimala.com)
  • We can see different strains of the influenza virus every year, which is why it's important to get your flu shot annually to stay protected from the most current one. (premisehealth.com)
  • Each year, the World Health Organization (WHO) tries to determine which strains of the influenza virus will be most dangerous in the upcoming influenza season. (epnet.com)
  • Influenza peaks were observed in October each season, with variant predominant strains. (atlantis-press.com)
  • however, Yamagata was predominant in the next two consecutive seasons (94.4% and 85.4%, respectively). (atlantis-press.com)
  • Bird Flu Bird flu is a viral infection with strains of influenza virus that normally occur in wild birds and domestic poultry. (msdmanuals.com)
  • The criterion standard for diagnosing influenza A and B is a viral culture of nasopharyngeal samples or throat samples. (medscape.com)
  • Below are answers to questions and resources for the 2023-2024 influenza season to help you maximize influenza vaccination rates while keeping patients, families, and practice teams safe. (aap.org)
  • When will the AAP Recommendations for Prevention and Control of Influenza in Children, 2023-2024 policy statement be available, and where can I find it? (aap.org)
  • The 2023-2024 flu season in Hong Kong is anticipated to present unique challenges. (otandp.com)
  • Why Might the 2023-2024 Flu Season Be More Intense? (otandp.com)
  • Influenza activity in Hong Kong has shown a significant increase since March 2023, exceeding baseline thresholds by early April. (otandp.com)
  • As we approach the 2023-2024 flu season in Hong Kong, it's essential to take precautions to protect ourselves and our community. (otandp.com)
  • Recommendations on Seasonal Influenza Vaccination for the 2023-2024 Season in Hong Kong. (otandp.com)
  • Find information for the Information for the 2023-2024 Flu Season from the Centers for Disease Control and Prevention (CDC). (fairfaxcounty.gov)
  • Based on the ongoing pandemic and the expected increased demand for influenza vaccination, the Public Health Agency and the County Medical Officers decided that risk groups and healthcare workers would be prioritized for influenza vaccination during November. (folkhalsomyndigheten.se)
  • Children and adolescents needing only 1 dose of influenza vaccine, regardless of age, should also receive vaccination ideally by the end of October. (aap.org)
  • Has had Guillain-Barré Syndrome within 6 weeks after a previous dose of influenza vaccine. (medlineplus.gov)
  • In total, over 1,250,000 people aged 65 years and older are estimated to have been vaccinated against influenza. (folkhalsomyndigheten.se)
  • Higher proportions of type A/H3, hospitalized cases and those with a comorbid condition indicated for influenza vaccination were aged 65 years or older. (who.int)
  • The Centers for Disease Control and Prevention recommends that everyone 6 months of age and older who do not have contraindications get a flu vaccine every season. (drugstorenews.com)
  • The FDA issued a new emergency authorization to the Centers for Disease Control and Prevention for a combination influenza and COVID-19 diagnostic test-as the U.S. prepares to enter its annual flu season later this year in the midst of a global pandemic. (fiercebiotech.com)
  • The FDA has approved a vaccine for H5N1 influenza. (medscape.com)
  • Mr. Weidong Yin, Chairman, President and CEO, commented, 'We are very pleased to launch Anflu® in China for the 2008 - 2009 seasonal influenza season. (sinovac.com)
  • With the seasonal influenza season officially underway in Minnesota we thought it would be a good idea to track the severity this year, and compare this year's flu season to past years. (healthy-skeptic.com)
  • This is an update on the 2018/19 influenza season. (fraserhealth.ca)
  • The CDC concluded that the nasal spray flu vaccine should not be used for the 2017-2018 flu season. (epnet.com)
  • Guidelines on the diagnosis and treatment of influenza were released on December 19, 2018, by the Infectious Diseases Society of America (IDSA). (medscape.com)
  • 1 Service members may also be at a higher risk for exposure to influenza because of increased crowding and mixing in the recruit setting and duty assignments abroad where influenza subtypes may differ. (health.mil)
  • 2 Each influenza season is different because of antigenic drift in the circulating influenza subtypes, the degree of match between vaccine subtypes and circulating subtypes, and vaccine coverage of the population. (health.mil)
  • As such, it is important to conduct annual surveillance of each influenza season to identify the onset and patterns of activity, emergence of drifted or shifted subtypes, and severity of the season. (health.mil)
  • This study aimed to assess the molecular and seasonal pattern of influenza virus subtypes in western Saudi Arabia to inform policy decisions on influenza vaccine. (atlantis-press.com)
  • A panel of real-time polymerase chain reactions was performed to detect influenza A and B. Extracted RNA from a subset of positive samples was used to determine influenza A subtypes and influenza B lineages. (atlantis-press.com)
  • Influenza virus subtypes co-circulate with no reports of co-infection. (atlantis-press.com)
  • Utilizing the virus strain for the Northern Hemisphere recommended by the World Health Organization, Sinovac has commenced the production of Anflu® for the annual flu season based on its 2008-2009 production plan. (sinovac.com)
  • it is here and it is flu season, but in the southern hemisphere, it was quite intense," explained Dr. Torr. (swiftcurrentonline.com)
  • The antigenic components of the influenza vaccine have been updated for the 2007-2008 season. (canada.ca)
  • Every visit is an opportunity to administer and/or promote influenza vaccination, and to strengthen relationships with patients and families to encourage vaccine confidence. (aap.org)
  • A person with INFLUENZA is contagious from the day before, until a few days after symptoms begin. (myclinicgroup.com.au)
  • The influenza virus is less contagious than the virus that causes COVID-19. (freedomhealthworks.com)
  • Clinicians play a vital role in ensuring that older adults protect themselves by encouraging them to stay up to date on influenza, COVID-19, and RSV vaccinations. (cdc.gov)
  • Some people are eligible for free INFLUENZA vaccinations each year under the National Immunisation Program. (myclinicgroup.com.au)
  • This study describes the influenza incidence and associated healthcare utilization in the pediatric population in Italy. (nevinmanimala.com)
  • Incidence of influenza (cases per 1000 person-months), related sequelae and associated healthcare resource use were determined using diagnostic, prescription and medical examination data. (nevinmanimala.com)
  • The increase in the percentage of patient visits for ILI during week 52 compared to week 51 may be influenced in part by a reduction in routine healthcare visits surrounding the holidays occurring during week 52 as has occurred during previous seasons," the CDC says. (medscape.com)
  • This surveillance allows the clinical and epidemiological characteristics and risk factors associated with greater severity to be determined, and the emergence of influenza virus strains with clinical characteristics and behaviours outside the normal range to be detected, in order to correctly prioritize and direct preventive and control measures during the influenza season [ 7 ]. (biomedcentral.com)
  • Objective: To assess the magnitude and severity of the 2012 influenza season in Victoria, Australia using surveillance data from five sources. (who.int)
  • Differences in magnitude and the epidemiological profile of cases detected by the different data sources demonstrate the importance of using a range of surveillance data to assess the relative severity of influenza seasons. (who.int)
  • Of the 29 cases reported, 19 cases were influenza B and 10 were influenza A. Of the influenza B cases, six were typed for lineage of which all were influenza B/Victoria. (folkhalsomyndigheten.se)
  • Discussion: The 2012 influenza season in Victoria was average compared to previous years, with an increased dominance of A/H3 accompanied by increases in older and hospitalized cases. (who.int)
  • Pediatricians and other pediatric clinicians can protect children from influenza by discussing and recommending the influenza vaccine and by being prepared to administer it. (aap.org)
  • Hawai'i's last pediatric death from influenza occurred in January 2020. (mauinow.com)
  • This is the first death of a child from influenza in Hawai'i during this flu season. (mauinow.com)
  • Age-specifi c patterns of death from infl uenza vary, years of age, whereas during all 3 infl uenza A pandemics depending on whether the infl uenza season is epidemic in the 20th century, persons in this age group accounted for or pandemic. (cdc.gov)
  • our focus was on differ- southern Italy, we found a high level of synchrony in the ences between epidemic and pandemic seasons. (cdc.gov)
  • We are currently in the midst of the 4-6 week peak of influenza activity. (fraserhealth.ca)
  • There was a smaller peak of influenza type B in September. (who.int)
  • Antiviral treatment for influenza prophylaxis. (epnet.com)
  • Appropriate levels of influenza virus characterisations should be maintained until the season end and in future seasons, when surveillance is adapted to integrate SARS-CoV-2. (flu.org.cn)
  • Web searches and telephone calls to the medical advice line 1177 reflected exceptionally low levels of influenza activity during the season. (folkhalsomyndigheten.se)
  • We know from the research on influenza vaccine, it's not very effective this year. (dariningelsnd.com)
  • Weekly reports are generated to provide near real-time influenza surveillance data for each of the DOD Combatant Commands. (health.mil)
  • WHO organizes these consultations with an advisory group of experts gathered from WHO Collaborating Centres and WHO Essential Regulatory Laboratories to analyse influenza virus surveillance data generated by the WHO Global Influenza Surveillance and Response System. (mediamonitors.net)
  • Type A influenza comprised between 83% and 87% of cases from the general practitioners, hospitals and notifiable surveillance data. (who.int)
  • Seasonal influenza contributes to substantial morbidity and mortality each year in the United States. (flutrackers.com)
  • We fit this model to the reported influenza mortality during the 1918 pandemic in 334 UK administrative units and estimate the epidemiological parameters. (nih.gov)
  • In the 2012-13 influenza season, CDC estimates that there were approximately 380,000 influenza-associated hospitalizations [1]. (flutrackers.com)
  • Estimates for children for the 2017-18 season have been published. (cdc.gov)
  • The 2017-18 flu season estimates were compared with 2016-17 flu season estimates. (cdc.gov)
  • In general, INFLUENZA is worse than the common cold, and symptoms are more intense. (myclinicgroup.com.au)
  • Because colds and INFLUENZA share many symptoms, it can be difficult (or even impossible) to tell the difference between them based on symptoms alone. (myclinicgroup.com.au)
  • Cold symptoms are usually milder than the symptoms of INFLUENZA . (myclinicgroup.com.au)
  • Up to 5% of people experience these symptoms after getting the seasonal influenza vaccine. (epnet.com)
  • When you get infected with the influenza virus, your symptoms appear rather quickly - usually within a day or two. (freedomhealthworks.com)
  • It's January and the people who have been visiting my practice , the last couple weeks, have symptoms related to a cold or Influenza. (dariningelsnd.com)