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Chest CT: Thymoma

Chest CT: Thymoma. Robert A. Novelline, M.D. Scholar Professor of Radiology Massachusetts General Hospital Boston, MA. Initial Chest Films. Initial CT Scan. Sagittal Reformations. Coronal Reformations. Post-Operative Chest Films. Comparison Pre and Post Op. CT of Thymoma.

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Chest CT: Thymoma

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  1. Chest CT: Thymoma Robert A. Novelline, M.D. Scholar Professor of Radiology Massachusetts General Hospital Boston, MA.

  2. Initial Chest Films

  3. Initial CT Scan

  4. Sagittal Reformations

  5. Coronal Reformations

  6. Post-Operative Chest Films

  7. Comparison Pre and Post Op

  8. CT of Thymoma • Will appear as a smoothly margined, homogeneous, rounded or lobulated, soft tissue mass in the anterior mediastinum • Mass is completely or partially outlined by fat density (fat planes separating mass from other mediastinal structures) • Mass enhances homogeneously with IV contrast • Areas of decreased attenuation may indicated cystic change or foci of hemorrhage or necrosis • Calcifications may be seen in the mass • Irregular margins and loss of fat plane suggest invasion • Diff DX: lymphoma, teratoma, thyroid mass

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