Retrograde cricopharyngeus dysfunction (R-CPD) is a new clinical entity characterized by inability to belch and associated symptoms of loud gurgling noises, chest and/or abdominal pressure, abdominal bloating, and excessive flatulence. R-CPD can be treated with botulinum toxin (BT) injection in the upper esophageal sphincter. We hereby report patient demographics, symptomatology, and treatment results of a series of consecutive patients who presented at our center.

中文翻译：

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逆行环咽功能障碍，一种新的运动障碍：单中心病例系列和治疗结果。

逆行环咽肌功能障碍（R-CPD）是一种新的临床疾病，其特征是无法打嗝，并伴有大声的咕噜声、胸部和/或腹部压力、腹胀和过度胀气等相关症状。 R-CPD 可以通过食管上括约肌注射肉毒毒素 (BT) 来治疗。我们特此报告在我们中心就诊的一系列连续患者的患者人口统计、症状和治疗结果。