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Doctor insights on: Lower Respiratory Tract Infection Pathophysiology

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What's the difference between upper and lower respiratory tract infection ?

What's the difference between upper and lower respiratory tract infection ?

The term....: "upper respiratory infection" usually refers to the common cold, but generally means any infection that effects the upper part of the respiratory (breathing) system, namely the nose and throat. The lower respiratory tract is made up of the large airways and the lungs. A lower respiratory infection usually means bronchitis or pneumonia, tends to be more severe and to affect breathing much more. ...Read more

Dr. Brad Goldenberg
9 doctors shared insights

Infection (Definition)

Infections are invasions of some other organism (fungus, bacteria, parasite) or viruses into places where they do not belong. For instance, we have normal gut bacteria that live within us without causing problems; however, when those penetrate the bowel wall and enter the bloodstream, ...Read more


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How to tell if I have an upper respiratory tract infection or something else?

How to tell if I have an upper respiratory tract infection or something else?

By visiting Ur Doc. : It's physicians, but not you are rigorously trained to make a diagnosis. So pay a visit to your PCP. Best! ...Read more

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How fast can I make my upper respiratory tract infection go away?

How fast can I make my upper respiratory tract infection go away?

URTI: An upper respiratory infection usually will last 3-7 days if it is not complicated by sinus or middle ear infaction. Drink plenty of fluid such as gatorade to make up for the fluid that you are loosing from the runny nose and citrous juices provide vitamin c. Zinc (available in the form of zinc lozenges) has been shown to shorten urti by one day. ...Read more

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Is it normal to have symptoms come back after being diagnosed with upper respiratory tract infection?

Is it normal to have symptoms come back after being diagnosed with upper respiratory tract infection?

No: If you have had a cough (or congestion or fever) and gotten better and then the symptoms recurred, your infection if back. A chest xray to rule out pneumonia is usually not warranted unless you have a high fever, colored sputum, shortness of breath or chest pain. Keep hydrated and rest. However, should symptoms persist for 3-4 days, see a doctor. ...Read more

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What is treatment of upper respiratory tract infection?

What is treatment of upper respiratory tract infection?

URTI = common cold: If fever, headache and malaise, anti-inflammatory drugs like Ibuprofen can be helpful. Rest. Stay hydrated to thin nasal secretions. Warm saline gargles and saline nasal spray or irrigations are also helpful for sore throat and cough, post nasal drip respectively. ...Read more

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What can I use for upper respiratory tract infection if I don't have a doctor?

Symptomatic relief..: Most upper respiratory tract infections are viral so relief of symptoms is helpful. Drinking plenty of fluids, salt water nasal sprays for relieving congestion, throat lozenges/sprays for sore throat may be all that is needed for a few days. If a fever, cough productive of green or bloody sputum or shortness of breath develops, see a doctor right away. Also, if symptoms persist/worsen, see doctor. ...Read more

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What is an upper respiratory tract infection?

What is an upper respiratory tract infection?

URI: Upper Respiratory infections can involve the pharynx, larynx, nose or sinuses. Most are caused by viruses. ...Read more

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What is an upper respiratory tract infection?

What is an upper respiratory tract infection?

URI: Upper Respiratory infections can involve the pharynx, larynx, nose or sinuses. Most are caused by viruses. ...Read more

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Will an upper respiratory tract infection go away by itself?

Yes: URIs are caused by viruses. We do not have any medication that treats these specific viruses but the body's immune system is very adept at getting rid of them. It usually takes 5-10 days for the infection to be cleared. In the meantime it is OK to take medications or home remedies to help with the symptoms ...Read more

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Does upper respiratory tract infection usually cause many symptoms?

Does upper respiratory tract infection usually cause many symptoms?

URTI: Upper respiratory infection (urti) usually refer to symptoms of runny or congested nose +/- fever, malaise and aches and pain usually due to a virus such the influenza virus. However, urti may become complicated by sinus infection or middle ear infection, which will produce their own symptoms. Younger children often get middle ear infection in association with urti. ...Read more

Dr. Melissa Gowans
7 doctors shared insights

Respiratory System (Definition)

The respiratory system consists of all organs in the body related to breathing including the nose, mouth, trachea and lungs. All four of these are ...Read more


Dr. Adam Lewis
1 doctor shared a insight

Respiratory (Definition)

Pertaining to the work of breathing done by the chest ...Read more