A research team has developed the world's first high-performance photoacoustic endoscopy based on a transparent ultrasonic ...

EMR excises a piece of mucosa that is approximately 1.5–2 cm in diameter. This approach can be used for the definitive treatment of some intramucosal cancers arising in Barrett's esophagus ...

The squamo-columnar junction or Z-line (where the 'whitish' esophageal squamous mucosa finishes and the reddish gastric columnar mucosa starts). The esophagogastric junction or lower esophageal ...