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Anatomy & Physiology

Asymmetrical Vocal Cord Movement

There is a group of people whose vocal cords both move through a full range of motion, but they do not move in tandem. Think, by analogy, of a person whose eyelids both open and close fully, but just not

The false vocal cords are in normal relation to the true vocal cords

Disorders

Post-Treatment for AD-SD: What to Expect?

(the “strained-strangled” SD variant) Robert W. Bastian, M.D. — Published September 10, 2023 Introduction You have just undergone an injection with botulinum toxin (Botox) for the “strained-strangled” voice caused by your adductory spasmodic dysphonia. For a few days you may

Disorders

What to Expect After Botox Injection for R-CPD

Background of R-CPD R-CPD causes 4 primary symptoms: inability to belch, gurgling noises, bloating, and flatulence. Less universal symptoms include painful hiccups, nausea after large meals, shortness of breath when very bloated, hypersalivation, and constipation. For more information, see links

Image of I Can't Burp on gradient background

Disorders

Can’t Burp? Comprehensive Resources for R-CPD (in One Place)

Can’t Burp? You’ve come to the right place. You may haveR-CPD Inability to belch or “burp” (Also known as Retrograde Cricopharyngeus Dysfunction, or R-CPD for short) occurs when the upper esophageal sphincter (cricopharyngeus muscle) loses its ability to relax in order