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目的 探讨CT冠状位扫描对小儿支气管异物的诊断价值。方法 分析 30例小儿支气管异物CT冠状位扫描的表现 ,并在部分病例中与CT轴位扫描及X线检查对照。结果 CT冠状位清晰显示支气管腔内异物及异物周围炎性肉芽肿共 30例 ,其中阻塞性肺气肿 2 8例 ,阻塞性肺炎 13例 ,阻塞性肺不张 3例 ,横膈双边征 16例 ,纵隔双边征 11例。结论 CT冠状位扫描可显示绝大多数支气管异物的直接和间接征象 ,可作为小儿支气管异物的首选检查。
Objective To investigate the diagnostic value of coronal CT scanning in children with bronchial foreign bodies. Methods 30 cases of pediatric bronchial foreign body CT coronal scanning performance, and in some cases with CT axial scanning and X-ray examination. Results CT coronary angiography clearly showed bronchial foreign body and foreign body around the inflammatory granuloma in 30 cases, including 28 cases of obstructive pulmonary emphysema, 13 cases of obstructive pneumonia, obstructive atelectasis in 3 cases, bilateral diaphragmatic sign 16 Cases, mediastinal bilateral sign in 11 cases. Conclusion Coronal CT scan can show the direct and indirect signs of the vast majority of bronchial foreign body, which can be used as the first choice of bronchial foreign body in children.