人工智能支持检测内大血管封闭:一年的前性评估
K G van Leeuwen1, M J Becks1, D Grob1
1Department of Medical Imaging, Radboud University Medical Center, Nijmegen, the Netherlands.
Heliyon
|August 28, 2023
概括
这项研究评估了一种AI工具,用于检测CT血管造影 (CTA) 上的大血管封闭 (LVO). 虽然用户友好,但它的现实世界使用量下降,这表明在持续的临床整合方面存在挑战.
科学领域:
- 放射学 放射学是一门学科.
- 人工智能的人工智能
- 医疗成像医学成像
背景情况:
- 放射性AI工具的现实世界性能被低估了.
- 人工智能软件越来越多地用于帮助检测CT血管学 (CTA) 上的内大血管封闭 (LVO).
研究的目的:
- 为了在未来一年内对AI软件工具对CTA的LVO检测进行前性评估,对AI软件工具在现实世界中的性能和临床实用性进行评估.
- 在临床环境中评估使用人工智能工具的用户体验和诊断信心.
主要方法:
- 一年内对CTA上LVO检测AI软件的前性评估.
- 分析定量数据 (用户日志,AI性能) 和定性数据 (用户调查).
- 包括来自460名患者的491项CTA研究.
主要成果:
- 人工智能工具在LVO检测和定位方面实现了87.6%的整体准确性 (灵敏度69.1%,特异性91.2%).
- 检测率因闭塞类型而异:M1的检测率为91%,M2的检测率为50%,ICA的检测率为67%.
- 报告了用户友好性,但诊断信心保持不变,人工智能工具使用率呈下降趋势,56%的净促销者得分.
结论:
- 一种务实的评估方法有效监测了人工智能工具的使用和感知价值.
- 基于真实世界的性能数据,可以对AI工具的继续使用做出明智的决定.
- 人工智能工具的持续临床整合需要持续评估使用趋势和用户反.
相关概念视频
01:21Aneurysm II: Clinical Manifestations and Diagnostic Studies
10
Thoracic, aortic arch and abdominal aneurysms are significant vascular conditions that can present with various clinical manifestations and lead to serious complications. Understanding these manifestations and the appropriate diagnostic studies is essential for effective management and treatment.Thoracic Aortic AneurysmsThoracic aortic aneurysms often remain asymptomatic until they reach a size that impinges on adjacent structures. They typically cause deep, diffuse chest pain that radiates to...
10
01:19Imaging Studies VII: Vascular Imaging
29
DefinitionRenal angiography, also known as renal arteriography, is an imaging technique used to obtain a comprehensive view of blood flow and the vascular structure of blood vessels in the kidneys and surrounding areas.PurposeRenal angiography detects blood vessel abnormalities in the kidneys, such as aneurysms, stenosis, thrombosis, vascular tumors, and renal artery stenosis. It evaluates kidney function and guides interventional treatments like angioplasty or stent placement.Pre-Procedure...
29
01:21Imaging Studies for Cardiovascular System IV: CMRI
59
Cardiovascular magnetic resonance imaging, or CMRI, is a non-invasive diagnostic test that employs a magnetic field and radiofrequency waves to create precise images of the heart and arteries. It provides comprehensive information about cardiac anatomy, function, perfusion, and tissue characterization without ionizing radiation.IndicationsCMRI diagnoses various heart conditions, including tissue damage from heart attacks, ischemic heart disease, myocarditis, aortic issues (tears, aneurysms,...
59
01:30Acute Coronary Syndrome III: Diagnostic Studies
10
Diagnosing acute coronary syndrome or ACS begins with a thorough patient history. Notable symptoms include central, crushing chest pain radiating to the left arm, neck, jaw, or back, along with shortness of breath, sweating (diaphoresis), nausea, vomiting, dizziness, and palpitations.It is crucial to note any history of cardiac illnesses and assess risk factors, including age, gender, smoking, hypertension, diabetes, hyperlipidemia, and a sedentary lifestyle.During physical examination, vital...
10
01:28Imaging Studies for Cardiovascular System V: CT
41
Cardiac computed tomography (CT) scanning is an advanced cardiac imaging technique that utilizes CT technology, with or without intravenous (IV) contrast, to produce accurate cross-sectional virtual slices of specific areas of the heart, coronary circulation, and major blood vessels such as the aorta, pulmonary veins, and arteries. The computer processes these slices to generate three-dimensional images. Multidetector CT (MDCT) is a rapid form of CT scanning that captures multiple slices...
41
01:21Peripheral Arterial Disease II: Clinical Manifestations and Diagnostic Evaluation
17
Clinical manifestationsPeripheral Arterial Disease (PAD) manifests through a range of symptoms, from the characteristic intermittent claudication to atypical presentations and severe complications in advanced stages. Intermittent claudication, a hallmark symptom of PAD, presents as exercise-induced muscle pain that typically resolves within minutes of rest. This pain is reproducible and stems from inadequate blood flow, leading to the accumulation of lactic acid produced during anaerobic...
17