A cough is your body's natural reflex to help clear your airways of irritants and prevent infection. A cough may be acute, subacute, or chronic depending on how long it lasts. Acute coughs last less than three weeks and usually are caused by the common cold or other infections such as sinusitis or pneumonia. A cough is your body's way of responding when something irritates your throat or airways. An occasional cough is normal and healthy. A cough that persists for several weeks or one that brings up discolored or bloody mucus may indicate a condition that needs medical attention. There are two kinds of coughs: productive and nonproductive. A cough is defined as productive when it brings up (produces) mucus or some sort of fluid.
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Complications[ edit ] Cough definition complications of coughing can be classified as either acute or chronic. Acute complications include cough syncope fainting spells due to decreased blood flow to the brain when coughs are prolonged and forcefulinsomniacough-induced vomitingrupture of blebs causing spontaneous pneumothorax although this still cough definition to be provensubconjunctival hemorrhage or " red eye ", coughing defecation and in women with a prolapsed uteruscough urination.
Chronic complications are common and include abdominal or pelvic herniasfatigue fractures of lower ribs and costochondritis. Chronic or violent coughing can contribute to damage to the pelvic floor and a possible cystocele.
Cough | Definition of cough in English by Oxford Dictionaries
In the vast majority of cases, acute coughs, i. Pertussis is increasingly being recognised as a cause of troublesome coughing in adults. After a respiratory tract infection has cleared, the person may cough definition left with a postinfectious cough.
This typically is a dry, non-productive cough that produces no phlegm. Cough definition may include a tightness in the chest, and a tickle in the throat.
This cough definition may often persist for weeks after an illness. The cause of the cough may be inflammation similar to that observed in repetitive stress disorders such as carpal tunnel syndrome. The repetition of coughing produces inflammation which produces discomfort, which in turn produces more coughing.
Treatment consists of any anti-inflammatory medicine such as ipratropium  to treat the inflammation, and a cough suppressant to reduce cough definition of the cough until inflammation clears.
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A bronchodilator, which helps cough definition up the airways, may also help treat this type of cough. Two related conditions are atopic cough and eosinophilic bronchitis. Atopic cough occurs in individuals with a cough definition history of atopy an allergic conditionabundant eosinophils in the sputum, but with normal airway function and responsiveness.
Eosinophilic bronchitis is also characterized by eosinophils in the sputum, without airway hyperresponsiveness or an atopic background.
This condition responds to treatment with corticosteroids. cough definition
Cough can also worsen in an acute exacerbation of chronic obstructive pulmonary disease. Asthma is a common cause of chronic cough in adults and children. Coughing may be the only symptom the cough definition has from their asthma, or asthma symptoms may also include wheezing, shortness of breath, and a tight feeling in their chest.
Depending on how severe the cough definition is, it can be treated with bronchodilators medicine which causes the airways to open up or inhaled steroids.
Treatment of the asthma should make the cough go away. Chronic cough definition is defined clinically as a persistent cough that produces sputum phlegm and mucus, for at least three months in two consecutive years. Chronic bronchitis is often the cause of " smoker's cough ".
Cough definition tobacco smoke causes inflammation, secretion of mucus into the airway, and difficulty clearing that mucus out of the airways.