The postcricoid impression on the esophagus.
Pitman
R G
RG
D001466:Barium Sulfate; D003413:Cricoid Cartilage / Q000000981:diagnostic imaging*; D003679:Deglutition; D004947:Esophagus / Q000098:blood supply / Q000000981:diagnostic imaging*; D006801:Humans; D010690:Phlebography
D001466:Barium Sulfate