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Acute bronchitis, also known as a chest cold, is short-term bronchitis – inflammation of the bronchi (large and medium-sized airways) of the lungs. [2] [1] The most common symptom is a cough. [1] Other symptoms include coughing up mucus, wheezing, shortness of breath, fever, and chest discomfort. [2] The infection may last from a few to ten ...
Additionally, bronchitis is described as either acute or chronic depending on its presentation and is also further described by the causative agent. Acute bronchitis can be defined as acute bacterial or viral infection of the larger airways in healthy patients with no history of recurrent disease. [7]
Bronchitis can be acute or chronic. [1] Acute bronchitis usually has a cough that lasts around three weeks, [4] and is also known as a chest cold. [5] In more than 90% of cases, the cause is a viral infection. [4] These viruses may be spread through the air when people cough or by direct contact. [6]
Even if cold, wet weather doesn't directly cause a cold, take the change in seasons as a reminder that respiratory illnesses are likely to be circulating right now — and you have tools available ...
Respiratory diseases can be classified in many different ways, including by the organ or tissue involved, by the type and pattern of associated signs and symptoms, or by the cause of the disease. The study of respiratory disease is known as pulmonology .
[citation needed] The shortness of breath emphysema causes can increase over time and develop into chronic obstructive pulmonary disease. A sign of emphysema in smokers is a higher number of alveolar macrophages sampled from the bronchoalveolar lavage (BAL) in the lungs. The number can be four to six times greater in those who smoke than in non ...
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A cough is a sudden expulsion of air through the large breathing passages which can help clear them of fluids, irritants, foreign particles and microbes.As a protective reflex, coughing can be repetitive with the cough reflex following three phases: an inhalation, a forced exhalation against a closed glottis, and a violent release of air from the lungs following opening of the glottis, usually ...