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  2. Paraganglioma - Wikipedia

    en.wikipedia.org/wiki/Paraganglioma

    Mediastinal paraganglioma. The cut surface of a 3.9 × 3.5 × 2.5 cm tumor is triangular, with a bulging peripheral portion and a somewhat fibrotic center. It was surrounded by the heart, left lower lobe of the lung, aorta, esophagus, and diaphragm, and had been 1.8 cm in diameter 7 years before.

  3. Lung nodule - Wikipedia

    en.wikipedia.org/wiki/Lung_nodule

    Size: larger size confers a higher risk of cancer [8] Location: Upper lobe location is a risk factor for cancer, while a location close to a fissure or the pleura indicates a benign lymph node, [8] especially if having a triangular shape. [9] Margin morphology: a spiculated margin is a risk factor for cancer. [8]

  4. Granuloma - Wikipedia

    en.wikipedia.org/wiki/Granuloma

    Granuloma; Picture of a granuloma (without necrosis) as seen through a microscope on a glass slide: The tissue on the slide is stained with two standard dyes (hematoxylin: blue, eosin: pink) to make it visible. The granuloma in this picture was found in a lymph node of a patient with a Mycobacterium avium infection. Specialty: Pathology

  5. Lymphomatoid granulomatosis - Wikipedia

    en.wikipedia.org/wiki/Lymphomatoid_granulomatosis

    Lymphomatoid means lymphoma-like and granulomatosis denotes the microscopic characteristic of the presence of granulomas with polymorphic lymphoid infiltrates and focal necrosis within it. LG most commonly affects middle aged people, [2] but has occasionally been observed in young people. [3] Males are found to be affected twice as often as ...

  6. Lung cancer - Wikipedia

    en.wikipedia.org/wiki/Lung_cancer

    Lung cancer, also known as lung carcinoma, is a malignant tumor that begins in the lung. Lung cancer is caused by genetic damage to the DNA of cells in the airways, often caused by cigarette smoking or inhaling damaging chemicals. Damaged airway cells gain the ability to multiply unchecked, causing the growth of a tumor.

  7. Granulomatosis with polyangiitis - Wikipedia

    en.wikipedia.org/wiki/Granulomatosis_with...

    The left apical region is opacified in a case of granulomatosis with polyangiitis. Nasal or oral inflammation with painful or painless oral ulcers or purulent or bloody nasal discharge; Lungs: Abnormal chest X-ray with nodules, infiltrates, or cavities; Kidneys: Urinary sediment with microscopic hematuria or red cell casts