Advanced imaging and artificial intelligence for Barrett's esophagus: What we should and soon will do

Figure 1 Eight-step flowchart to perform high-quality endoscopic evaluation of Barrett’s esophagus.

Figure 2 White light appearance of non-dysplastic Barrett’s mucosa with a slightly elevated lesion (Paris 0-IIa). Histology: Intramucosal adenocarcinoma.

Figure 3 Acetic acid chromoendoscopy in Barrett’s esophagus. A: Appearance of non-dysplastic mucosa (note the white, regular, and homogeneous glandular pattern); B: Early aceto-whitening loss area consistent with an intramucosal adenocarcinoma.

Figure 4 Blue light imaging appearance of Barrett’s mucosa. A: Non-dysplastic mucosa; B: Irregular vascular pattern of a slightly depressed (Paris 0-IIc) high-grade dysplastic lesion; C: Detail of irregular mucosal and vascular pattern after zoom magnification.