what is the difference between type a or type b flu?
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What Is Type B Flu Virus? Unlike type A flu viruses, type B flu is found only in humans. Type B flu may cause a less severe reaction than type A flu virus, but occasionally, type B flu can still be extremely harmful. Influenza type B viruses are not classified by subtype and do not cause pandemics.
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What's the difference between Haemophilus influenzae type b and influenza? Haemophilus influenzae type b is a polysaccharide-encapsulated bacteria that causes a variety of invasive diseases, such as meningitis, epiglottitis, and pneumonia. Influenza is a virus that causes the disease influenza.
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Both influenza A and B are immunized against in the annual flu vaccine, according to the CDC. Influenza Type C has much milder symptoms, according to the NIH. It causes mild respiratory infections, but it is not severe enough to cause global outbreaks like Type A has in the past.
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A novel influenza A virus is one that has caused human infection, but is different from current seasonal human influenza A viruses that circulate among people. Novel influenza A viruses are usually influenza A viruses that circulate among animals.
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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.
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This is basic transfusion science. Basically AB-positive and AB-negative blood types have one important difference. AB-positive and AB-negative blood types both contain A and B antigens on their red cell surfaces. ... AB-positive and AB-negative blood types both contain A and B antigens on their red cell surfaces.
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Key facts. Humans can be infected with avian, swine and other zoonotic influenza viruses, such as avian influenza virus subtypes A(H5N1), A(H7N9), and A(H9N2) and swine influenza virus subtypes A(H1N1), A(H1N2) and A(H3N2).
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Influenza is caused by infection of the respiratory tract with influenza viruses, RNA viruses of the Orthomyxovirus genus. Influenza viruses are classified into 4 types: A, B, C, and D. Only virus types A and B commonly cause illness in humans.
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Two flu strains, peaking at different times At the start of the 2018-2019 flu season, the dominant circulating strain of virus was A(H1N1), and the flu vaccine was well matched to it. The more virulent strain, A(H3N2), was present at a low level until mid-January, when its incidence started sharply increasing.
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The flu shot protects against influenza, which isn't the same thing as the stomach flu (gastroenteritis). Gastroenteritis is an infection caused by a variety of viruses, including rotaviruses and noroviruses. Although it is often called the stomach flu, gastroenteritis is not caused by influenza viruses.
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The symptoms may be a little milder for the B strain, but overall, they don't differ much: a cough, sore throat, runny or stuffy nose, body aches, headache, chills, fatigue, and sometimes fever.
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Type A influenza infection can be serious and cause widespread outbreaks and disease. Common symptoms of type A infection can be confused with other conditions. While in some milder cases the flu can resolve on its own without significant symptoms, severe cases of type A influenza can be life-threatening.
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While hepatitis A and B both impact the liver, the two viruses differ greatly from one another. Hepatitis B is a blood-borne pathogen; its primary mode of transmission is through direct blood-to-blood contact with an infected person.
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A cold is generally milder than the flu with symptoms that are less severe. While a cold would usually last a few days, a flu, on the other hand, tends to persist for a few days to weeks. At the onset of a cold, your child may develop a sore or scratchy throat, runny nose or be sneezing.
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There are four types of influenza viruses: A, B, C and D. Human influenza A and B viruses cause seasonal epidemics of disease (known as the flu season) almost every winter in the United States. Influenza A viruses are the only influenza viruses known to cause flu pandemics, i.e., global epidemics of flu disease.
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The second difference is the cause. With acute bronchitis, the infection of the bronchi develops after a cold or the flu. Chronic bronchitis may be caused by a virus or bacteria, but is mostly caused by smoking.
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If someone has blood type A, they must have at least one copy of the A allele, but they could have two copies. Their genotype is either AA or AO. Similarly, someone who is blood type B could have a genotype of either BB or BO. A blood test of either type AB or type O is more informative.