Department of Medicine, Farwaniya Hospital, Ministry of Health, Kuwait.
Med Princ Pract. 2010;19(1):40-5. doi: 10.1159/000252833. Epub 2009 Dec 9.
OBJECTIVE: To determine the prevalence and histological features of endoscopic nodular gastritis (NG) in adult dyspeptic patients and its relation to Helicobacter pylori infection. SUBJECTS AND METHODS: A retrospective endoscopic report review of 2,142 patients identified 67 patients with NG during the period from 1 September 2006 to 31 August 2007. A subset of 32 NG patients (group 1) who had had gastric biopsies during upper gastrointestinal endoscopy and had been evaluated for H. pylori infection were compared to 32 age- and gender-matched dyspeptic patients. They had undergone endoscopy during the same period, which yielded normal results, and had available biopsies that were similarly evaluated for H. pylori infection (controls, group 2). Pertinent clinical data were obtained from the patients' records. An experienced pathologist assessed the biopsies for the presence and grade of inflammation, activity, glandular atrophy, intestinal metaplasia, presence and density of H. pylori and presence of lymphoid follicles or aggregates. RESULTS: NG was identified in 67 (3.1%) patients. On histological examination, group 1 had a significantly higher grade of gastritis (p < 0.001). The presence and density of H. pylori infection was significantly higher in group 1 (p < 0.001). The H. pylori density correlated significantly with the severity of gastritis (r = 0.57, p < 0.001). The endoscopic performance of NG on H. pylori infection had high specificity (96.8%) and positive predictive value (93.3%). CONCLUSION: This study outlined the clinicopathological features of NG identified among a cohort of dyspeptic patients in Kuwait and confirmed the close association with H. pylori infection. However, our study has a limitation in that histopathologic assessment of all NG patients was not feasible.
目的:确定成人消化不良患者内镜下结节性胃炎(NG)的流行率和组织学特征及其与幽门螺杆菌(H. pylori)感染的关系。
方法:对 2142 例患者的内镜报告进行回顾性分析,发现 2006 年 9 月 1 日至 2007 年 8 月 31 日期间有 67 例 NG 患者。将其中 32 例有上消化道内镜胃活检且已评估 H. pylori 感染的 NG 患者(组 1)与 32 例年龄和性别匹配的消化不良患者进行比较。这些患者在同一时期接受了内镜检查,结果正常,并获得了可用于类似评估 H. pylori 感染的活检(对照组,组 2)。从患者记录中获取相关临床数据。一位经验丰富的病理学家评估了活检标本的炎症、活动度、腺体萎缩、肠上皮化生、H. pylori 的存在和密度以及淋巴滤泡或聚集物的存在和密度。
结果:在 67 例(3.1%)患者中发现 NG。组织学检查显示,组 1 的胃炎程度明显更高(p < 0.001)。组 1 中 H. pylori 感染的存在和密度明显更高(p < 0.001)。H. pylori 密度与胃炎严重程度显著相关(r = 0.57,p < 0.001)。NG 内镜表现对 H. pylori 感染具有较高的特异性(96.8%)和阳性预测值(93.3%)。
结论:本研究概述了科威特一组消化不良患者中 NG 的临床病理特征,并证实了与 H. pylori 感染的密切关系。然而,我们的研究存在局限性,即无法对所有 NG 患者进行组织病理学评估。
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