Timed barium swallow (TBS) assesses esophageal emptying before and after therapy in patients with achalasia. Our aim was to compare the accuracy of percent change in barium height with traditional absolute cutoff of <5 cm on post‐treatment TBS.

中文翻译：

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用于评估贲门失弛缓症患者长期治疗反应的定时钡餐吞咽：绝对截止值与百分比变化——一项横断面分析研究

定时钡剂吞咽 (TBS) 可评估贲门失弛缓症患者治疗前后的食管排空情况。我们的目的是比较治疗后 TBS 中钡剂高度百分比变化与传统绝对截断值 <5 cm 的准确性。