Endoscopic applications of cryospray ablation therapy-from Barrett’s esophagus and beyond

Figure 1 Decompression catheter placement for liquid nitrogen cryospray.

Figure 2 Results that are equal to the outcomes of radiofrequency ablation. A: Barrett’s esophagus with high grade dysplasia; B: Liquid nitrogen cryospray ablation; C: Complete eradication of dysplasia and intestinal metaplasia.

Figure 3 Endoscopic mucosal resection following liquid nitrogen cryoablation.

Figure 4 Debulking of esophageal cancer for palliation of swallowing. A: Bulky friable esophageal adenocarcinoma causing dysphagia and bleeding; B: Liquid nitrogen cryospray ablation of tumor for palliation; C: Post-ablation appearance of tumor at 8 wk.