%0 Journal Article %T Inability to Belch and Associated Symptoms Due to Retrograde Cricopharyngeus Dysfunction: Diagnosis and Treatment %A Melissa L. Smithson %A Robert W. Bastian %J Archive of "OTO Open". %D 2019 %R 10.1177/2473974X19834553 %X To propose and test the validity of a new syndrome called retrograde cricopharyngeus dysfunction (R-CPD) that explains inability to belch and the associated symptoms of loud gurgling noises, chest and abdominal pain/distention, and excessive flatulence, as well as to report the results of botulinum toxin (BT) injection into the cricopharyngeus muscle (CPM) for both diagnosis and treatment of R-CPD %K belch %K burp %K flatulence %K upper esophageal sphincter %K cricopharyngeus %K botulinum toxin %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6572913/