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  2. Lung nodule - Wikipedia

    en.wikipedia.org/wiki/Lung_nodule

    There may also be multiple nodules. One or more lung nodules can be an incidental finding found in up to 0.2% of chest X-rays [3] and around 1% of CT scans. [4] The nodule most commonly represents a benign tumor such as a granuloma or hamartoma, but in around 20% of cases it represents a malignant cancer, [4] especially in older adults and ...

  3. Diffuse idiopathic pulmonary neuroendocrine cell hyperplasia

    en.wikipedia.org/wiki/Diffuse_idiopathic...

    Pulmonary function: increased residual volume, increased total lung capacity, fixed obstruction, low diffusing capacity of the lung for carbon monoxide that corrects with alveolar volume; High-resolution CT scan: diffuse pulmonary nodules 4–10 mm, greater than 20 nodules, mosaic attenuation or air trapping in greater than 50% of the lung

  4. Lung cancer - Wikipedia

    en.wikipedia.org/wiki/Lung_cancer

    Lung cancer is the most diagnosed and deadliest cancer worldwide, with 2.2 million cases in 2020 resulting in 1.8 million deaths. [3] Lung cancer is rare in those younger than 40; the average age at diagnosis is 70 years, and the average age at death 72. [2] Incidence and outcomes vary widely across the world, depending on patterns of tobacco use.

  5. Cannonball sign - Wikipedia

    en.wikipedia.org/wiki/Cannonball_sign

    The cannonball sign is a radiological term used to describe the presence of multiple, well-circumscribed, round opacities seen on X-ray or CT imaging, typically in the lungs. [1] This finding is most commonly associated with hematogenous metastases, where malignant cells spread to the lungs via the bloodstream, forming discrete nodules that ...

  6. Lung cavity - Wikipedia

    en.wikipedia.org/wiki/Lung_cavity

    A lung cavity or pulmonary cavity is an abnormal, thick-walled, air-filled space within the lung. [1] Cavities in the lung can be caused by infections, cancer, autoimmune conditions, trauma, congenital defects, [2] or pulmonary embolism. [3] The most common cause of a single lung cavity is lung cancer. [4]

  7. Small-cell carcinoma - Wikipedia

    en.wikipedia.org/wiki/Small-cell_carcinoma

    Small-cell lung carcinoma (SCLC) has long been divided into two clinicopathological stages, termed limited stage (LS) and extensive stage (ES). [8] The stage is generally determined by the presence or absence of metastases, whether or not the tumor appears limited to the thorax, and whether or not the entire tumor burden within the chest can feasibly be encompassed within a single radiotherapy ...

  8. Lung Cancer Diagnoses Are Increasing Among People Who ... - AOL

    www.aol.com/lung-cancer-diagnoses-increasing...

    The study — published Feb. 4 in the Lancet Respiratory Medicine journal for World Cancer Day — analyzed lung cancer cases from the Global Cancer Observatory 2022 dataset.

  9. Lung tumor - Wikipedia

    en.wikipedia.org/wiki/Lung_tumor

    Lung tumor; A chest X-ray showing a tumor in the lung (marked by arrow) Specialty: Oncology Pulmonology: Symptoms: Coughing (including coughing up blood), weight loss, shortness of breath, chest pains [1] Complications: Lung cancer: Causes: Smoking Radon gas Asbestos Air pollution Genetics

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