相关实验视频
Updated: Jun 21, 2025

06:34
The Caco-2 Cell Bioassay for Measurement of Food Iron Bioavailability
Published on: April 28, 2022
4.7K
基于便免疫化学测试的模型的开发和验证,用于对缺铁性贫血患者的治疗
Goretti Hernández1, Enrique Quintero1,2, Dalia Morales-Arraez1
1Servicio de Aparato Digestivo, Hospital Universitario de Canarias, Santa Cruz de Tenerife, Spain.
Frontiers in medicine
|July 10, 2024
概括
一种基于便免疫化学测试 (FIT) 的新模型可以帮助识别需要进一步调查的缺铁性贫血 (IDA) 患者,从而减少不必要的结肠镜检查.
科学领域:
- 胃肠病学 胃肠病学
- 在瘤学瘤学.
- 诊断医学 诊断医学
背景情况:
- 缺铁性贫血 (IDA) 诊断往往需要侵入性手术,如胃镜和结肠镜,这些手术在检测瘤病变的产量很低.
- 优化IDA患者的诊断工作对于提高效率和患者的治疗结果至关重要.
研究的目的:
- 开发和验证基于便免疫化学测试 (FIT) 的模型,以增强缺铁性贫血 (IDA) 患者的诊断策略.
- 改善显著的胃肠病变的检测,并减少不必要的内镜手术的速度.
主要方法:
- 一项前性多中心研究招募了IDA的门诊患者,在双向内镜检查之前进行FIT.
- 开发了一个组合模型,使用独立与显著结直肠病变相关的变量,并设置了结直肠癌 (CRC) 检测中高灵敏度的截止值.
- 数据集被分为开发和验证队列,并为临床使用创建了一个在线计算器.
主要成果:
- 开发的模型,包括FIT值,年龄和性别,在两个队列中都显示了结直肠癌 (96.7-98.1%) 和显著结直肠病变 (88.3-90.7%) 的高负预测值.
- 与单独使用FIT相比,这种基于FIT的模型显著降低了错过显著结直肠病变的发生率.
- 该模型表明,在研究的人群中,有可能避免超过25%的结肠镜检查.
结论:
- 一个基于FIT的组合模型为IDA患者的选提供了一个有价值的工具,使得早期的内镜转诊成为可能.
- 这种方法可以大幅减少不必要的结肠镜检查,改善医疗保健资源利用率.
相关概念视频
Serum Laboratory Studies, Stool Test, Breath Test
331
Gastrointestinal (GI) diagnostic studies are pivotal in confirming, ruling out, diagnosing, or staging various diseases, including cancers. Following diagnosis, allocating time for discussions with the patient and providing informational resources is crucial. Diagnostic assessments of the GI tract often occur in outpatient settings like endoscopy suites or GI labs. Preparation for these tests may include dietary restrictions, fasting, liquid bowel preparations, laxatives, enemas, and the...
331
Inflammatory Bowel Disease III: Diagnostic Studies and Management I-Nutritional Therapy
331
Various diagnostic tests are employed in the diagnostic process for Inflammatory Bowel Disease (IBD), particularly to differentiate between Crohn's disease and ulcerative colitis.
Diagnostic studies
A colonoscopy is the definitive screening test, distinguishing ulcerative colitis from other colon diseases with similar symptoms. During a colonoscopy test, inflamed mucosa with exudate ulcerations can be observed, and biopsies are taken to determine the histologic characteristics of the...
Diagnostic studies
A colonoscopy is the definitive screening test, distinguishing ulcerative colitis from other colon diseases with similar symptoms. During a colonoscopy test, inflamed mucosa with exudate ulcerations can be observed, and biopsies are taken to determine the histologic characteristics of the...
331

