Conclusion: X-ray barium meal signs and CT examination has each superiority. It's important to guide clinical therapy and judge prognostic using both of them.
结论：X线钡餐造影与CT检查各有优势，两者结合有利于食管癌的影像学诊断，对临床治疗及预后有指导意义。
Methods 51 cases of large airway stenosis were treated with the self-expanding NiTi alloy stents through oral cavity (16cases) or nasal cavity (35 cases) under the guide of X-ray.
方法对51例大气道狭窄患者在透视下，其中经口16例，经鼻35例，应用支架放置器将镍钛合金支架放入狭窄的大气道。
Objective: To evaluate the accuracy of cervical pedicle screw pilot holes placement by bilateral oblique X-ray films with the spiral wires as the guide pin.
目的：探讨螺旋形导针配合双侧斜位X线片判断颈椎椎弓根螺钉置入孔道准确性的可行性。
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