| 1 | Predictive findings forHelicobacter pylori-uninfected, -infected and -eradicated gastric mucosa: Validation study显示文摘AIM:To validate the usefulness of screening endoscopy findings for predictingHelicobacter pylori (H. pylori) infection status. METHODS:H. pylori infection status was determined by histology, serology, and the urea breast test in 77 consecutive patients who underwent upper endoscopy. Based on the findings, patients were categorized as H. pylori -uninfected, -infected, or -eradicated cases. Using six photos of certain sites in the stomach per case, we determined the presence or absence of the following endoscopic findings:regular arrangement of collecting venules (RAC), linear erythema, hemorrhage, fundic gland polyp (FGP), atrophic change, rugal hyperplasia, edema, spotty erythema, exudate, xanthoma, and mottled patchy erythema (MPE). The diagnostic odds ratio (DOR) and inter-observer agreement (Kappa value) for these 11 endoscopic findings used in the determination of H. pylori infection status were calculated. RESULTS:Of the 77 patients [32 men and 45 women; mean age (SD), 39.7 (13.4) years] assessed, 28 were H. pylori uninfected, 28 were infected, and 21 were eradicated. DOR values were significantly high (< 0.05) for the following H. pylori cases:uninfected cases with RAC (11.5), linear erythema (24.5), hemorrhage (4.1), and FGP (34.5); for infected cases with atrophic change (8.67), rugal hyperplasia (15.8), edema (14.2), spotty erythema (11.5), and exudate (3.52); and for eradicated cases with atrophic change (32.4) and MPE (103.0). Kappa values were excellent for FGP (0.93), good for RAC (0.63), hemorrhage (0.79), atrophic change (0.74), and MPE (0.75), moderate for linear erythema (0.51), rugal hyperplasia (0.49), edema (0.58), spotty erythema (0.47), and exudate (0.46), and poor for xanthoma (0.19). CONCLUSION:The endoscopic findings of RAC, hemorrhage, FGP, atrophic change, and MPE will be useful for predicting H. pylori infection status. | Kazuhiro Watanabe Naoyoshi Nagata Ryo Nakashima Etsuko Furuhata Takuro Shimbo Masao Kobayakawa Toshiyuki Sakurai Koh Imbe Ryota Niikura Chizu Yokoi Junichi Akiyama Naomi Uemura | 2013 | World Journal of Gastroenterology2013，19，27： | 17 |
| 3 | Efficacy and safety of endoscopic submucosal dissection under general anesthesia显示文摘AIM: To evaluate the efficacy and safety of endoscopic submucosal dissection(ESD) under general anesthesia.METHODS: From January 2011 to July 2014, 206 consecutive patients had undergone ESD under general anesthesia for neoplasms of the stomach, esophagus, and colorectum were enrolled in this retrospective study. The efficacy and safety of ESD under general anesthesia were assessed.RESULTS: The en bloc resection rate of esophageal, gastric, and colorectal lesions was 100.0%, 98.3%, and 96.1%, respectively. The complication rate of perforationand bleeding were 0.0% and 0.0% in esophageal ESD, 1.7% and 1.7% in gastric ESD, and 3.9% and 2.0% in colorectal ESD, respectively. No cases of aspiration pneumonia were observed. All complications were managed by conservative treatment, with no surgical intervention required.CONCLUSION: With the cooperation of an anesthesiologist, ESD under general anesthesia appears to be a useful method, decreasing the risk of complications. | Kanefumi Yamashita Hironari Shiwaku Toshihiro Ohmiya Hideki Shimaoka Hiroki Okada Ryo Nakashima Richiko Beppu Daisuke Kato Takamitsu Sasaki Seiichiro Hoshino Satoshi Nimura Ken Yamaura Yuichi Yamashita | 2016 | World Journal of Gastrointestinal Endoscopy2016，8，13： | 1 |
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