Narrowing of the esophagus may develop as a result of frequent heartburn and the formation of scar tissue. This impairs swallowing.

Esophageal dilation, as illustrated by Jackie Heda, involves inserting an endoscope in the esophagus and inflating a balloon dilator to stretch the lumen.

Explore Jackie Heda’s body of work through her Medical Illustration Sourcebook portfolio and website: