Review Article
The Videofluorographic Swallowing Study in Rheumatologic Diseases: A Comprehensive Review
Figure 4
A 54-year-old woman with Sjogren syndrome. Videofluorographic swallowing study demonstrates the bird-beak (arrow) appearance of the lower esophagus, dilatation of the esophagus, and stasis of barium in the esophagus.