What virus was going around in 2012?

In the summer of 2012, before the 2012-2013 flu season officially began, 307 cases of influenza A (H3N2) variant viruses (or “H3N2v”) infections were detected across 12 states. These infections in humans were mostly associated with prolonged exposure to pigs at agricultural fairs.

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What virus was going around in 2011?

Although influenza A (H3N2) viruses predominated in the United States during the 2010-2011 season, high levels of 2009 influenza A (H1N1) and influenza B viruses circulated as well.

What are the symptoms of the H3N2 virus?

Symptoms of H3N2

cough.
runny or congested nose.
sore throat.
headache.
body aches and pains.
fever.
chills.
fatigue.

Is there a strain of flu going around?

The CDC lists the dominant strain of flu this season as H3N2, which the current vaccine is formulated to protect against. However, nearly 20 million fewer doses have been given by the start of 2022, compared to one year earlier. When it comes to recognizing symptoms, Dr. McMullan says COVID-19 and flu are similar.

What was 2012 flu?

The 2012–13 influenza season peaked early and was a moderately severe season, with influenza A (H3N2) viruses predominating. Activity peaked in late December, and influenza A (H3N2) viruses were most commonly reported through the week ending February 16, 2013 (week 7).

What was 2012 illness?

2012. In 2012, approximately 122,000 people worldwide died from the measles, a highly contagious disease caused by a virus. Typhoid fever kills around 216,000 people a year. Tuberculosis, an infectious bacterial disease, killed an estimated 1.3 million in 2012.

What virus was going around in 2010?

“Swine flu” was the popular name for the virus which was responsible for a global flu outbreak (called a pandemic) in 2009 to 2010. It’s a type of seasonal flu and is now included in the annual flu vaccine. The scientific name for swine flu is A/H1N1pdm09. It’s often shortened to “H1N1”.

What disease was going around in 2010?

Because so many people around the world got sick, in 2009 the World Health Organization (WHO) declared the H1N1 flu to be a pandemic. In August 2010, WHO declared the pandemic over. After the pandemic was over, the H1N1 flu virus became one of the strains that cause seasonal flu.

Which is worse H1N1 or H3N2?

Conclusions: Influenza A H3N2 infection was more severe than A H1N1 or B in terms of fever, leukopenia, and C-reactive protein. Myalgia and other symptoms such as fever, headache, general malaise and sore throat were equally frequent in influenza A H3N2, A H1N1, and B infections.

What was the H3N2 flu called?

Influenza A H3N2 variant viruses (also known as “H3N2v” viruses) with the matrix (M) gene from the 2009 H1N1 pandemic virus were first detected in people in July 2011. The viruses were first identified in U.S. pigs in 2010. During 2011, 12 human infections with H3N2v were detected.

What is flu A vs B?

An influenza A virus has two surface proteins: hemagglutinin and neuraminidase. These help doctors with classification. Influenza B. Influenza B viruses can also cause seasonal epidemics that typically only affect humans. There are two lineages of influenza B: Victoria and Yamagata.

Is there another virus out there like the flu?

It even puts patients into the hospital like flu can. There’s another virus out there that could be adding to the seasonal misery, but it’s not being identified. The virus is called adenovirus, and it can cause very severe flu-like symptoms. It’s so risky that the U.S. military vaccinates recruits against two major strains.

Is it normal to have the flu in May?

This is unusual at this time of year, because flu normally appears in November and disappears by the end of February or early March. “It isn’t normal for there to be flu when we are almost in May.

Who prepared the weekly influenza surveillance report?

Weekly US Map: Influenza Summary Update – CDC A Weekly Influenza Surveillance Report Prepared by the Influenza Division Skip directly to site contentSkip directly to page optionsSkip directly to A-Z link Centers for Disease Control and Prevention.

Can rapid diagnostic tests be used to diagnose influenza?

Guidance: Use of Rapid Diagnostic Test Information on Rapid Molecular Assays, RT-PCR, and other Molecular Assays for Diagnosis of Influenza Virus Infection Nucleic Acid Detection Based Tests