胃肠道过境时间的评估使用基于CT的放射性斑点标记物方法在甲基纳特雷克松治疗期间患有急性胰腺炎的患者中
Cecilie Siggaard Knoph1,2, Andreas Svenstrup Hesthaven1, Mathias Ellgaard Cook1,2
1Mech-Sense and Centre for Pancreatic Diseases, Department of Gastroenterology & Hepatology, Aalborg University Hospital, Aalborg, Denmark.
Neurogastroenterology and motility
|March 24, 2025
概括
这项研究发现,基于CT的方法可用于评估急性胰腺炎 (AP) 中的胃肠道过渡. 与安慰剂相比,甲基利没有改善过渡,但减少了药的使用.
科学领域:
- 胃肠病学 胃肠病学
- 放射学 放射学是一门学科.
- 临床试验 临床试验
背景情况:
- 胃肠道不运动是急性胰腺炎 (AP) 的常见并发症.
- 评估动力障碍通常涉及放射性不透明标记物和成像技术.
- 为住院的AP患者开发了一种新的,简单的基于CT的方法.
研究的目的:
- 评估基于CT的方法的可行性,以测量急性胰腺炎的胃肠道过渡.
- 评估甲基纳特雷克松对胃肠道通行和结肠大小在AP患者的影响.
- 为了比较甲基纳特雷克松和安慰剂组之间需要药治疗的需求.
主要方法:
- 一项随机对照试验的二次分析,涉及47名住院的AP患者,患有全身炎症反应综合征.
- 患者在5天内接受了静脉注射甲基纳尔特雷克松或安慰剂.
- 胃肠道过渡的计算是使用在第5天CT扫描上可视化的放射性色标记物,以及结肠尺寸测量.
主要成果:
- 甲基纳特雷克松组需要更少的药治疗 (57%对88%,p=0.01).
- 在甲基纳特雷克松和安慰剂组之间,在胃肠道过渡时间,标记者保留得分或结肠尺寸方面没有发现显著差异.
- 过境时间,标记者保留和结肠尺寸与自我报告的便频率有负相关性.
结论:
- 基于CT的方法来评估急性胰腺炎的胃肠道过渡是可行的.
- 在这个AP队列中,甲基纳尔特雷与安慰剂相比,对胃肠道过渡没有显著的影响.
- 一个值得注意的发现是,在接受甲基纳特雷克松治疗的患者中,药治疗的需求减少.
相关概念视频
Noncompartmental Analysis: Mean Transit, Absorption and Dissolution Time
69
When drugs are administered extravascularly, a comprehensive evaluation through noncompartmental analysis becomes imperative. This analytical approach considers various parameters that play a crucial role in understanding the pharmacokinetics of these drugs.
One of the key parameters is the mean transit time (MTT), which refers to the total duration required for drug molecules to transit through the body. MTT is determined by calculating the ratio of the area under the moment curve to the area...
One of the key parameters is the mean transit time (MTT), which refers to the total duration required for drug molecules to transit through the body. MTT is determined by calculating the ratio of the area under the moment curve to the area...
69
Imaging Studies III: Gastrointestinal Motility Studies and Virtual Colonoscopy
63
This lesson explores three gastrointestinal imaging techniques: radionuclide testing, colonic transit studies, and virtual colonoscopy.
Radionuclide Testing
Radionuclide testing is a sophisticated medical technique for assessing gastrointestinal motility. It focuses on gastric emptying and colonic transit time. Radioactive markers track the movement of food through the digestive system, providing insights into gastrointestinal disorders.
In gastric emptying studies, a meal's liquid and...
Radionuclide Testing
Radionuclide testing is a sophisticated medical technique for assessing gastrointestinal motility. It focuses on gastric emptying and colonic transit time. Radioactive markers track the movement of food through the digestive system, providing insights into gastrointestinal disorders.
In gastric emptying studies, a meal's liquid and...
63
Methods for Studying Drug Absorption: In situ
216
In situ experiments, such as the Doluisio method and Single-Pass Perfusion technique, provide critical insights into drug uptake by simulating in vivo conditions for drug absorption.
The Doluisio method involves perfusing a prepared segment of a rat's small intestine with a solution of radiolabeled drug and a non-absorbable marker. This helps to differentiate between absorbed and non-absorbed drug concentrations. The intestinal segment is connected at both ends using tubing and syringes,...
The Doluisio method involves perfusing a prepared segment of a rat's small intestine with a solution of radiolabeled drug and a non-absorbable marker. This helps to differentiate between absorbed and non-absorbed drug concentrations. The intestinal segment is connected at both ends using tubing and syringes,...
216
Chronic Pancreatitis II: Collaborative Care
79
The management of chronic pancreatitis is multifaceted, involving a comprehensive approach that includes thorough assessment, diagnostic testing, and a variety of management strategies.
Assessment:
Assessment:
79
Acute Pancreatitis II: Clinical Manifestations and Management
113
Acute pancreatitis presents a complex medical emergency characterized by rapid onset inflammation of the pancreas, demanding timely diagnosis and management to prevent complications. The condition primarily manifests through severe upper abdominal pain that often radiates to the back. This pain intensifies following the consumption of fatty foods. Accompanying symptoms such as nausea, vomiting, abdominal distention, fever, dyspnea, cyanosis, and jaundice can vary in intensity but significantly...
113


