Christoph F Dietrich, Medizinische Klinik 2, Caritas-Krankenhaus Bad Mergentheim, Germany.
The esophagus can be examined in the cervical region left to the thyroid. During swallowing the moving air within the esophagus can be identified.
The feasibility of using swallow contrast-enhanced ultrasound (swallow-CEUS) to examine the function of the upper esophagus and to diagnose Zenker diverticulum has been shown.
Cui XW, Ignee A, Baum U, Dietrich CF. Feasibility and Usefulness of Using Swallow Contrast-Enhanced Ultrasound to Diagnose Zenker’s Diverticulum: Preliminary Results. Ultrasound Med Biol. 2015; 41(4): 975-81