在腰部MRI上对脊髓脂肪的视觉估计作为骨质疏松症查工具:一项回顾性研究
Liqa A Rousan1, Naser Obeidat1, Nour Abdo2
1Radiology Department, Jordan University of Science and Technology, Jordan.
概括
常规的MRI扫描可以通过评估骨髓脂肪来帮助选骨质疏松症. 在T1加权的腰椎图像上对脂肪含量的视觉估计可以识别需要进一步评估骨密度的DEXA患者.
科学领域:
- 放射学 放射学是一门学科.
- 骨的新陈代谢 骨的新陈代谢
- 老年医学 老年医学
背景情况:
- 骨质疏松症是老年人群中流行的一种代谢性骨病.
- 脊椎骨髓脂肪含量与骨健康和骨质疏松症有关.
- 通过MRI评估骨髓脂肪可以提供一种非侵入性骨质疏松症查方法.
研究的目的:
- 为了确定常规的T1加权MRI扫描是否可以视觉显示骨质疏松症.
- 评估脊椎骨髓脂肪含量与骨矿物质密度之间的相关性.
主要方法:
- 对320名患者的腰椎MRI和DEXA扫描进行了回顾性审查.
- 两个放射科医生对L4脊椎体髓脂肪含量 (<50%或≥50%) 的独立分类.
- 视觉MRI脂肪分数与DEXAT分数的比较,评估读者之间的一致性和相关性.
主要成果:
- 48.4%的患者患有骨质疏松症或骨质疏松症.
- 在MRI视觉脂肪分数和DEXAT分数之间发现了统计学上显著的,尽管很弱的相关性 (ρ = 0.139,p = 0.013).
- 在MRI分级方面,获得了适度的读者间一致性 (科恩卡帕=0.509).
结论:
- 常规的T1加权的腰椎MRI显示了作为骨质疏松症机会性查工具的潜力.
- 视觉估计脊髓脂肪含量可能有助于识别需要进一步DEXA评估的患者.
- 这种方法可以提高早期检测和老年人骨质疏松症的管理.
更多相关视频
06:31Quantitative [18F]-Naf-PET-MRI Analysis for the Evaluation of Dynamic Bone Turnover in a Patient with Facetogenic Low Back Pain
Published on: August 8, 2019
7.6K
07:12Semiautomated Longitudinal Microcomputed Tomography-based Quantitative Structural Analysis of a Nude Rat Osteoporosis-related Vertebral Fracture Model
Published on: September 28, 2017
8.5K
相关概念视频
Imaging Studies for Cardiovascular System VI: Calcium -Scoring CT
362
Calcium-Scoring CT ScanA calcium-scoring CT scan, also known as coronary artery calcium (CAC) scan, detects calcium deposits in the coronary arteries. This test assesses the risk of coronary artery disease (CAD), which can lead to cardiovascular events such as angina, heart failure, and sudden cardiac arrest.A calcium-scoring CT scan is generally recommended for individuals at intermediate risk of CAD without symptoms. It includes:Men aged 40-75 and women aged 50-75: Especially those with a...
362
Imaging Studies for Cardiovascular System III: X-Ray
451
The most common cardiovascular diagnostic test is an X-ray. It produces images of the heart, blood vessels, and adjacent structures.
Definition and Purpose
An X-ray, or radiograph, is a non-invasive method that uses ionizing radiation to take images of internal structures. It is mainly used in cardiac imaging to examine the heart, lungs, and major blood vessels, aiming to identify abnormalities in the heart's size, shape, and position, such as heart failure, congenital defects, and vascular...
Definition and Purpose
An X-ray, or radiograph, is a non-invasive method that uses ionizing radiation to take images of internal structures. It is mainly used in cardiac imaging to examine the heart, lungs, and major blood vessels, aiming to identify abnormalities in the heart's size, shape, and position, such as heart failure, congenital defects, and vascular...
451
