| 单词 | gas mediastinography |
| 释义 | gas mediastinographygas mediastinographyA near-extinct technique used in diagnostic radiology, which consists of injecting a gas—e.g., nitrous oxide—into the mediastinum to enhance the imaging of certain structures; CT (computed tomography), and more recently MRI (magnetic resonance imaging), are the best techniques for evaluating anatomic abnormalities of the mediastinum. |
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