https://www.yalemedicine.org/clinical-keywords/retrograde-cricopharyngeus-dysfunction-r-cpd-no-burp-syndrome
Retrograde Cricopharyngeus Dysfunction (R-CPD/No Burp Syndrome) | Clinical Keywords | Yale Medicine
Retrograde cricopharyngeus dysfunction (R-CPD), also known as no burp syndrome, is a rare condition in which people are unable to burp or belch. It occurs when...
no burp syndrome