Case 14 Answer: AchalasiaRight paravertebral mass that does not obscure the heart border but follows the course of a dilated esophagus on...

Case 14 Answer:   Achalasia

Right paravertebral mass that does not obscure the heart border but follows the course of a dilated esophagus on both the frontal and lateral views. 

I don’t have the barium swallow for proof but this patient had a known history of primary achalasia

reference: https://radiopaedia.org/articles/achalasia?lang=us