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  1. Radiopaedia.org, the peer-reviewed collaborative radiology resource

    Classifications Gamuts Imaging Technology Interventional Radiology Mnemonics Nuclear Medicine Pathology Radiography Signs Staging Syndromes By System: Breast Cardiac Central Nervous …

  2. Lung Imaging Reporting and Data System (Lung-RADS)

    Sep 17, 2025 · Lung Imaging Reporting and Data System (Lung-RADS) is a classification system to aid interpretation of findings in low-dose CT screening exams for lung cancer, and standardize follow-up …

  3. X-ray artifacts | Radiology Reference Article | Radiopaedia.org

    Apr 1, 2025 · X-ray artifacts can present in various ways, including abnormal shadows noted on a radiograph or degraded image quality, and have been produced by artificial means from hardware …

  4. Foot radiograph (an approach) | Radiology Reference Article ...

    Feb 18, 2025 · Foot radiographs are commonly performed in Emergency departments, usually after sport-related trauma and often with a clinical request that states lateral border pain. Remember to …

  5. General radiography | Radiology Reference Article | Radiopaedia.org

    Mar 23, 2023 · General radiography, also known as plain film radiography, is the specialty within medical imaging that utilizes projectional radiography to examine anatomy. It is often referred to as simply ‘x …

  6. Foreign body | Radiology Reference Article | Radiopaedia.org

    Nov 8, 2025 · The radiological appearance in plain radiography of foreign bodies depends on three factors: the x-ray attenuation of the foreign body, the surrounding structures and any overlying …

  7. Radiology Courses | Radiopaedia.org

    RADIOPAEDIA COURSES Radiopaedia is home to 31 online radiology courses, the world's largest annual virtual radiology conference, and an exclusive All-Access Library of interactive video cases …

  8. Automatic exposure control - Radiopaedia.org

    Jun 7, 2024 · In radiography, the automatic exposure control device is placed in front of the image receptor. In mammography, the automatic exposure control device is placed underneath the image …

  9. Radiographic contrast | Radiology Reference Article | Radiopaedia.org

    Mar 26, 2024 · Radiographic contrast is the density difference between neighboring regions on a plain radiograph. High radiographic contrast is observed in radiographs where density differences are …

  10. Flat panel detector | Radiology Reference Article | Radiopaedia.org

    Nov 21, 2023 · Flat panel detector (FPD) is the most common detector type used in direct digital radiography (DR). The x-rays are converted to electrical charges, either directly or indirectly (x-rays …