Fig. 1From: An extremely dangerous case of acute massive upper gastrointestinal bleeding: a case reportImage from CT scan. CT showed that the local soft tissue was thickened in the esophagus at the cervicothoracic junction, and a gaseous cavity was present on the left posterior wall of the esophagus (red arrow), approaching the left subclavian artery (white arrow). Esophageal breach was detected (black arrow)Back to article page