Current Issue April 2018
Nabi et al.
Fig. 1 Peroral endoscopic myotomy procedure (anterior approach). a Submucosal injection using saline mixed with indigo carmine. b Mucosal incision with needle-knife followed by enlargement by insulated-tip knife. c Submucosal tunneling using triangle-tip knife. d Selective circular myotomy in upper part of the tunnel. e Full-thickness myotomy in lower part of the tunnel. f Closure of the mucosal incision with clips.
Jirapinyo et al.
Fig. 1 Different suture patterns for transoral outlet reduction: a an interrupted suture pattern; b a purse-string suture pattern.
Garcia-Alonso et al.
Fig. 1 Endoscopic retrieval of a lumen-apposing metal stent that had internally migrated into a walled-off pancreatic necrosis.
Paggi et al.
Fig. 1 Linked color imaging of diminutive polyps in the right colon
Papastergiou et al.
Fig. 1 Example of cold snare endoscopic mucosal resection (CS-EMR). a, b Polyp detected (a) and observed by narrow-band imaging (b). c Submucosal injection of a methylene blue-tinted normal saline solution. d, e The polyp and a rim of normal surrounding tissue were ensnared without tenting (d), and transected mechanically (e). f Visual inspection of the CS-EMR mucosal defect revealed presence of a white protrusion.
Zhang et al.
Fig. 3 Representative colonic images for the four bubble scores: a < 5% (no obscuration); b 5%– 25% (mild obscuration); c 25%– 50% (moderate obscuration); d ≥ 50% (severe obscuration).