what are upper respiratory infections?
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An acute URI is a contagious infection of your upper respiratory tract. Your upper respiratory tract includes the nose, throat, pharynx, larynx, and bronchi. Without a doubt, the common cold is the most well-known URI. Other types of URIs include sinusitis, pharyngitis, epiglottitis, and tracheobronchitis.
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Upper respiratory tract infections can happen at any time, but are most common in the fall and winter. The vast majority of upper respiratory infections are caused by viruses and are self-limited. nasal breathing.
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Most people tend to diagnose and treat their symptoms at home without seeking professional medical care. A great majority of cases of upper respiratory infection are caused by viruses and are self-limited, meaning they resolve on their own spontaneously.
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Croup is an upper respiratory illness with inflammation in the larynx causing inspiratory stridor and a harsh, barky cough. Bronchiolitis is a lower respiratory illness with inflammation in the bronchioles causing expiratory wheezing and a wet cough. Treatment for both can begin at home and includes humidified air.
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A respiratory infection is a very common viral infection that can affect the nose, throat and airways. It is an extremely contagious infection that can be spread from person to person through sneezing and coughing.
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The causes of URIs are almost always viral. Droplets of infected saliva and mucus spray out into the air when a person sneezes or coughs. Other people may breathe them in, or they can land on surfaces that others touch. If another person then puts their hand near their mouth, they may get an infection.
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Feline Upper Respiratory Infection (URI) is similar to a common cold in humans. It is especially common in cats who have been exposed to a lot of other cats, such as at an animal shelter. URI is very rarely fatal, and usually resolves within one to three weeks. Treatment generally consists of supportive care.
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Acute respiratory infection is an infection that may interfere with normal breathing. It can affect just your upper respiratory system, which starts at your sinuses and ends at your vocal chords, or just your lower respiratory system, which starts at your vocal chords and ends at your lungs.
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A: In general, most feline upper respiratory infections are caused by viruses that are specific to cats. These viruses are not contagious to other species, including dogs and people.
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Upper respiratory infections are the most common illness resulting in missed work or school. Upper respiratory tract infections can happen at any time, but are most common in the fall and winter. The vast majority of upper respiratory infections are caused by viruses and are self-limited.
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The common cold, also known as an upper respiratory infection, is a virus that infects the upper respiratory tract – your nose, mouth and throat. More than 3 million people develop common colds each year.
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Upper respiratory tract infections can be defined as self-limited irritation and swelling of the upper airways with associated cough with no proof of pneumonia, lacking a separate condition to account for the patient symptoms, or with no history of COPD/emphysema/chronic bronchitis.
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Sinusitis. Medically known as rhinosinusitis, a sinus infection occurs when your nasal cavities become infected, swollen, and inflamed. Sinusitis is usually caused by a virus and often persists even after other upper respiratory symptoms are gone. In some cases, bacteria, or rarely fungus, may cause a sinus infection.
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In addition, ongoing allergy symptoms tend to cause you to get congested, and that allows viruses or bacteria to get “stuck”. This is what can lead to upper respiratory infections and sinus infections.
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Acute bronchitis may come after a common cold or other viral infections in the upper respiratory tract. It may also occur in people with chronic sinusitis, allergies, or those with enlarged tonsils and adenoids. It can be serious in people with lung or heart diseases.
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Viral Causes of URI As we discussed earlier, viral and bacterial infections of the upper respiratory tract often occur together. Parainfluenza is the primary virus that causes URI, but Adeno Type II, Canine Influenza, and Distemper are also causes.
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These also typically involve the flu, which can affect both the upper and lower respiratory tract, bronchitis (an infection of the airways), pneumonia (a lung infection), bronchiolitis (an infection of the small airways that affects babies and children up to the age of two) and tuberculosis (a more serious, bacterial ...