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  2. 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.

  3. TNM staging system - Wikipedia

    en.wikipedia.org/wiki/TNM_staging_system

    G (1–4): the grade of the cancer cells (i.e. they are "low grade" if they appear similar to normal cells, and "high grade" if they appear poorly differentiated) S (0–3): elevation of serum tumor markers; R (0–2): the completeness of the operation (resection-boundaries free of cancer cells or not) Pn (0–1): invasion into adjunct nerves

  4. 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

  5. Lung cancer staging - Wikipedia

    en.wikipedia.org/wiki/Lung_cancer_staging

    According to the American College of Chest Physicians (ACCP) Non-Invasive Staging Guidelines for Lung Cancer (2007), [26] the pooled sensitivity and specificity of CT scanning for identifying mediastinal lymph node metastasis are 51% and 85%, respectively and for PET scanning 74% (95% CI, 69 to 79%) and 85% (95% CI, 82 to 88%), respectively. In ...

  6. Metastasis - Wikipedia

    en.wikipedia.org/wiki/Metastasis

    The tumor in the lung is then called metastatic breast cancer, not lung cancer. Metastasis is a key element in cancer staging systems such as the TNM staging system, where it represents the "M". In overall stage grouping, metastasis places a cancer in Stage IV. The possibilities of curative treatment are greatly reduced, or often entirely ...

  7. Treatment of lung cancer - Wikipedia

    en.wikipedia.org/wiki/Treatment_of_lung_cancer

    In a 2010 study of patients with metastatic non–small-cell lung cancer, "early palliative care led to significant improvements in both quality of life and mood. As compared with patients receiving standard care, patients receiving early palliative care had less aggressive care at the end of life but longer survival" which was increased by ...