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  2. Sinusitis - Wikipedia

    en.wikipedia.org/wiki/Sinusitis

    The diagnosis of sinusitis is based on the symptoms and their duration along with signs of disease identified by endoscopic and/or radiologic criteria. [11] Sinusitis is classified into acute sinusitis and chronic sinusitis. In acute sinusitis, symptoms last for less than 4 weeks. In chronic sinusitis symptoms must be present for at least 12 ...

  3. Acute exacerbation of chronic obstructive pulmonary disease

    en.wikipedia.org/wiki/Acute_exacerbation_of...

    A history of exposure to potential causes and evaluation of symptoms may help in revealing the cause the exacerbation, which helps in choosing the best treatment. A sputum culture can specify which strain is causing a bacterial AECB. [5] An early morning sample is preferred. [7] E-nose showed the ability to smell the cause of the exacerbation. [8]

  4. Obstructive lung disease - Wikipedia

    en.wikipedia.org/wiki/Obstructive_lung_disease

    Hyperinflation can also be seen on a chest X-ray as a flattening of the diaphragm. [citation needed] The most common cause of COPD is cigarette smoking. COPD is a gradually progressive condition and usually only develops after about 20 pack-years of smoking. COPD may also be caused by breathing in other particles and gases. [citation needed]

  5. Chronic obstructive pulmonary disease - Wikipedia

    en.wikipedia.org/wiki/Chronic_obstructive...

    Chronic obstructive pulmonary disease (COPD) is a type of progressive lung disease characterized by chronic respiratory symptoms and airflow limitation. [8] GOLD 2024 defined COPD as a heterogeneous lung condition characterized by chronic respiratory symptoms (dyspnea or shortness of breath, cough, sputum production or exacerbations) due to abnormalities of the airways (bronchitis ...

  6. Emphysema - Wikipedia

    en.wikipedia.org/wiki/Emphysema

    Emphysema is a respiratory disease of the lower respiratory tract. [7] It is commonly caused by tobacco smoking but some people are affected who have never smoked. [14] The presence of emphysema is a clear risk factor for lung cancer, made stronger in those who smoke. [20] Early symptoms of emphysema vary.

  7. Respiratory disease - Wikipedia

    en.wikipedia.org/wiki/Respiratory_disease

    On an X-ray, croup can be recognized by the "steeple sign", which is a narrowing of the trachea. It most commonly occurs in winter months in children between the ages of 3 months and 5 years. A severe form caused by bacteria is called bacterial tracheitis. [12] Tonsillitis is swelling of the tonsils by a bacterial or viral infection. This ...

  8. Pneumomediastinum - Wikipedia

    en.wikipedia.org/wiki/Pneumomediastinum

    The main symptom is usually severe central chest pain. Other symptoms include laboured breathing, voice distortion (as with helium) and subcutaneous emphysema, specifically affecting the face, neck, and chest. [4] Pneumomediastinum can also be characterized by the shortness of breath that is typical of a respiratory system problem.

  9. Diffuse panbronchiolitis - Wikipedia

    en.wikipedia.org/wiki/Diffuse_panbronchiolitis

    In the early 1960s, a relatively new chronic lung disease was being observed and described by physicians in Japan. In 1969, [31] the name "diffuse panbronchiolitis" was introduced to distinguish it from chronic bronchitis, emphysema, alveolitis, and other obstructive lung disease with inflammation. Between 1978 and 1980, the results of a ...