Fig. 4From: Endoscopic resection combined with the Cryoballoon focal ablation system in the porcine normal esophagus: a preclinical studyHistological effects at different time frames after esophageal focal cryoablation. a The Cryoballoon focal ablation system + endoscopic mucosal resection resulted in necrosis throughout the entire esophageal wall at 4 days after treatment. b The treated areas showed only mild fibrosis 32 days after the treatmentBack to article page