Usually, a quick test for example, nasopharyngeal swab sample is done to see if the patient is infected with influenza A or B virus. Most of the tests can distinguish between A and B types. The test can be negative no flu infection or positive for types A or B.
Flu Glossary Worried about catching the flu? Want to learn some ways to prevent it? Knowledge is power when it comes to preventing flu! What is the flu?
Influenzacommonly known as the " flu ," is an extremely contagious respiratory illness caused by influenza A or B viruses. Flu appears most frequently in winter and early spring. The common cold and flu are both contagious viral infections of the respiratory tract. Although the symptoms can be similar, flu is much worse.
A cold may drag you down a bit, but the flu can make you shudder at the very thought of getting out of bed.
Congestion, sore throatand sneezing are common with colds. Both cold and flu may bring coughingheadacheand chest discomfort. With the flu, though, you are likely to run a high fever for several days and have body aches, fatigueand weakness.
Symptoms of the flu also tend to come on abruptly. Usually, complications from colds are relatively minor, but a case of flu can lead to a life-threatening illness such as pneumonia.
More than types of cold viruses are known, and new strains of flu evolve every few years. Since both diseases are viral, antibiotics cannot conquer cold or flu. Antibiotics only treat bacterial infections. Two antiviral medications are available to treat flu.
But there are no medications that specifically defeat the common cold.
Influenza: Influenza, acute viral infection of the upper or lower respiratory tract, marked by fever, chills, and a generalized feeling of malaise. Influenza is caused by viruses in the family Orthomyxoviridae. Learn more about the classification of influenza viruses, influenza outbreaks, and influenza symptoms and treatment. Learn about influenza (flu) symptoms, treatment with antiviral drugs, flu shot side effects, and prevention during flu season. Discover when to get flu shots, how long the flu lasts, the contagious period, flu types (influenza A, B, and C), and how it spreads. Biological weapons include any organism (such as bacteria, viruses, or fungi) or toxin found in nature that can be used to kill or injure people. Learn more about biological warfare agents and weapons.
Antibiotics may be helpful only if there is a secondary bacterial infection. Continued How are stomach flu and influenza different? Viruses are the most common cause of stomach flu. With gastroenteritis, you may have symptoms such as abdominal crampsnauseavomitingand diarrhea.
How is flu spread? The flu virus is spread from person to person through respiratory secretions and typically sweeps through large groups of people who spend time in close contact, such as in daycare facilities, classrooms, college dormitories, military barracks, offices, and nursing homes.
Flu is spread when you inhale droplets in the air that contain the flu virus, make direct contact with respiratory secretions through sharing drinks or utensils, or handle items contaminated by an infected person.
In the latter case, the flu virus on your skin can infect you when you touch or rub your eyesnose, or mouth. Flu symptoms start to develop from one to four days after infection with the virus. While anyone can get flu, infants, the elderly, pregnant women, and people with chronic ailments such as diabetesheart diseaselung diseaseand HIV are at highest risk for flu complications.
Despite advances in flu prevention and treatment, the CDC estimates that deaths related to influenza range from 3, to 49, deaths in the United States each year. Specific strains of flu can be prevented by a flu vaccineeither a flu shot or nasal spray flu vaccine.
In addition, antiviral medications are available to prevent flu.Influenza, commonly known as the flu, is an infectious disease of birds and mammals caused by an RNA virus of the family Orthomyxoviridae (the influenza viruses).In people, common symptoms of influenza are fever, sore throat, muscle pains, severe headache, coughing, and weakness and fatigue.
In more serious cases, influenza causes pneumonia, which can be fatal, particularly in young children MedlinePlus: Prevention and Control of Seasonal Influenza with Vaccines: Recommendations of the Advisory Committee on Immunization Practices — United States, – Image Source.
Disease has probably killed more human beings than anything else in history, and illnesses such as the plague, malaria and cholera are still dangerous today. Epidemics, Pandemics, and Outbreaks. When is a disease outbreak a concern? And what is the difference between an epidemic and a pandemic?
Learn the . Influenza Pandemics. Patient with Spanish influenza In influenza had neither treatment nor an effective vaccine. Indeed, most experts at the time thought that a bacterium caused influenza, rather than a virus. A history of major flu pandemics. ashio-midori.com; Create Lesson Plans from Movies and Film Clips, Contagion, Influenza, Flu, Pandemic, Seasonal Flu.