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  2. Emphysema - Wikipedia

    en.wikipedia.org/wiki/Emphysema

    Centrilobular emphysema is the most common type usually associated with smoking, and with chronic bronchitis. [17] The disease progresses from the centrilobular portion, leaving the lung parenchyma in the surrounding (perilobular) region preserved. [23] Usually the upper lobes of the lungs are affected. [17]

  3. Bronchoconstriction - Wikipedia

    en.wikipedia.org/wiki/Bronchoconstriction

    The most common cause of emphysema is smoking and smoking cessation is mandatory if this incurable disease is to be treated. Prevention of bronchoconstriction by this pathway is vital for people with emphysema and there are several anticholinergic medications that in combination with mucous thinning agents such as Guaifenesin cause significant ...

  4. Respiratory disease - Wikipedia

    en.wikipedia.org/wiki/Respiratory_disease

    Some of the most common are asthma, chronic obstructive pulmonary disease, and acute respiratory distress syndrome. Most chronic respiratory dieseases are not curable; however, various forms of treatment that help dilate major air passages and improve shortness of breath can help control symptoms and increase the quality of life.

  5. Obstructive lung disease - Wikipedia

    en.wikipedia.org/wiki/Obstructive_lung_disease

    Asthma is a common condition and affects over 300 million people around the world. [3] Asthma causes recurring episodes of wheezing, breathlessness, chest tightness, and coughing, particularly at night or in the early morning. [4] Exercise-induced asthma is common in asthmatics, especially after participation in outdoor activities in cold weather.

  6. Bronchial hyperresponsiveness - Wikipedia

    en.wikipedia.org/wiki/Bronchial_hyperresponsiveness

    Bronchial hyperresponsiveness is a hallmark of asthma but also occurs frequently in people with chronic obstructive pulmonary disease (COPD). [2] In the Lung Health Study, bronchial hyperresponsiveness was present in approximately two-thirds of patients with non-severe COPD, and this predicted lung function decline independently of other ...

  7. Air trapping - Wikipedia

    en.wikipedia.org/wiki/Air_trapping

    Air trapping, also called gas trapping, is an abnormal retention of air in the lungs where it is difficult to exhale completely. [1] It is observed in obstructive lung diseases such as asthma, bronchiolitis obliterans syndrome and chronic obstructive pulmonary diseases such as emphysema and chronic bronchitis.

  8. Asthma - Wikipedia

    en.wikipedia.org/wiki/Asthma

    Asthma, particularly severe asthma, is strongly associated with development of chronic obstructive pulmonary disease (COPD). [31] [32] [33] Those with asthma, especially if it is poorly controlled, are at increased risk for radiocontrast reactions. [34] Cavities occur more often in people with asthma. [35]

  9. Shortness of breath - Wikipedia

    en.wikipedia.org/wiki/Shortness_of_breath

    Asthma is the most common reason for presenting to the emergency room with shortness of breath. [2] It is the most common lung disease in both developing and developed countries affecting about 5% of the population. [2] Other symptoms include wheezing, tightness in the chest, and a nonproductive cough. [2]