目的：通过食管吞钡造影及造影后CT平扫检查提高梨状窝瘘的诊断率。
Objective: To improve the diagnosis rate of the pyriform sinus fistula by means of esphagogram and CT scan after esphagogram.
通过对17例喉咽、颈段食管癌的食管吞钡造影与磁共振(MRI)检查结果进行对比分析。
Imaging by MR (MRI) and esophageal barium meal of 17 cases of hypopharyngeal and cervical esophageal cancer were analyzed.
资料表明，食管吞钡造影不能显示肿物浸润周围组织结构的情况，故难作出正确的TNM分期；
The results indicate that esophageal barium meal can not demonstrate the invading of neoplasms to the adjacent structure.
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