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  2. Lung nodule - Wikipedia

    en.wikipedia.org/wiki/Lung_nodule

    A solitary pulmonary nodule (SPN) or coin lesion, [1] is a mass in the lung smaller than three centimeters in diameter. A pulmonary micronodule has a diameter of less than three millimetres. [2] 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 ...

  3. Azygos lobe - Wikipedia

    en.wikipedia.org/wiki/Azygos_lobe

    Azygos lobe on chest X-ray. Arrowheads show the delineation of the lobe. Arrow points to the azygos vein. In human anatomy, an azygos lobe is a normal anatomical variation of the upper lobe of the right lung. [1] It is seen in 0.3% of the population. [2]

  4. File:Respiratory system complete en.svg - Wikipedia

    en.wikipedia.org/wiki/File:Respiratory_system...

    This diagram is translated using SVG switch elements: ... upper lobe of lung. ... oblique fissure of right lung. middle lobe of right lung. lower lobe of right lung.

  5. Pancoast tumor - Wikipedia

    en.wikipedia.org/wiki/Pancoast_tumor

    A Pancoast tumor is a tumor of the apex of the lung. It is a type of lung cancer defined primarily by its location situated at the top end of either the right or left lung. It typically spreads to nearby tissues such as the ribs and vertebrae. Most Pancoast tumors are non-small-cell lung cancers.

  6. Ground-glass opacity - Wikipedia

    en.wikipedia.org/wiki/Ground-glass_opacity

    The differential diagnosis for ground-glass opacities is broad. General etiologies include infections, interstitial lung diseases, pulmonary edema, pulmonary hemorrhage, and neoplasm. A correlation of imaging with a patient's clinical features is useful in narrowing the diagnosis. [6] [7] GGOs can be seen in normal lungs. Upon expiration there ...

  7. Tuberculosis radiology - Wikipedia

    en.wikipedia.org/wiki/Tuberculosis_radiology

    Tuberculosis creates cavities visible in x-rays like this one in the patient's right upper lobe. A posterior-anterior (PA) chest X-ray is the standard view used; other views (lateral or lordotic) or CT scans may be necessary. [citation needed]

  8. Bronchopulmonary segment - Wikipedia

    en.wikipedia.org/wiki/Bronchopulmonary_segment

    There are ten bronchopulmonary segments in the right lung: three in the superior lobe, two in the middle lobe, and five in the inferior lobe. Some of the segments may fuse in the left lung to form usually eight to nine segments (four to five in the upper lobe and four to five in the lower lobe.

  9. Air crescent sign - Wikipedia

    en.wikipedia.org/wiki/Air_crescent_sign

    In radiology, the air crescent sign is a finding on chest radiograph and computed tomography that is crescenteric and radiolucent, due to a lung cavity that is filled with air and has a round radiopaque mass. [1] Classically, it is due to an aspergilloma, a form of aspergillosis, that occurs when the fungus Aspergillus grows in a cavity in the ...