Fig. 9
From: Esophageal emergencies: another important cause of acute chest pain
Intramural dissection. Fifty-one-year-old male with chest pain radiating to the back after forceful vomiting.
a Axial CT image shows an intramural dissection flap (arrow) between the true (arrowhead) and false lumen (white arrow) in the lower esophagus.
b Barium esophagography shows two parallel lumens and an intervening dissecting flap filling defect (black arrow) giving the esophagus the double barrel appearance. True lumen (arrowhead). False lumen (white arrow)