相关实验视频
Updated: Jan 13, 2026

10:02
State of the Art Cranial Ultrasound Imaging in Neonates
Published on: February 2, 2015
25.7K
床边美国和对比增强美国在症状新生儿中风的发现:与MRI相关的一个案例系列研究
Lei Liu1, Qiuying Zheng, Zhouqin Lin
1Department of Medical Ultrasonics, Shenzhen Children's Hospital, Shenzhen, China.
Ultrasound quarterly
|January 6, 2026
概括
床边头超声波 (CUS) 有效地识别新生儿动脉缺血性中风 (NAIS) 病变. 与对比度增强的超声波 (CEUS) 显示了在NAIS中量化微血管变化的潜力,补充了MRI确认.
科学领域:
- 新生儿神经学 新生儿神经学
- 儿科放射学 儿科放射学
- 血管成像 血管成像
背景情况:
- 新生儿动脉缺血性中风 (NAIS) 是神经障碍的一个重要原因.
- 准确及时诊断NAIS对于有效管理至关重要.
- 当前的诊断模式可能在评估特定中风特征方面存在局限性.
研究的目的:
- 评估床边头骨超声波 (CUS) 和对比度增强超声波 (CEUS) 在检测与NAIS相关的变化的有效性.
- 为了将超声波发现与磁共振成像 (MRI) 确认进行比较.
- 探索CEUS在NAIS中进行微血管输液评估的潜力.
主要方法:
- 15名患有NAIS症状的新生儿接受了床边头脑超声波 (CUS),包括彩色多普勒流成像 (CDFI) 和脉冲波多普勒 (PW).
- 对比增强超声波 (CEUS) 在一组患者中进行,以评估微血管输液.
- 所有超声波发现与磁共振成像 (MRI) 和磁共振血管造影 (MRA) 相对应,以确认.
主要成果:
- CUS成功地确定了中脑动脉 (MCA) 区域内的所有NAIS病变,其中左半球占主导地位.
- CEUS揭示了明显的 perfusion 模式,包括受影响区域的不增强或增强增强.
- 核磁共振扫描证实了所有病变,核磁共振扫描检测到8名新生儿的MCA异常.
结论:
- 床边头骨超声波 (CUS) 是评估NAIS的宝贵工具,提供与MRI一致的发现.
- 在NAIS中微血管变化的临床量化方面,CEUS指标显示出有前途.
- 需要进一步的验证研究来确定CEUS作为NAIS的标准诊断工具.
相关概念视频
Imaging Studies for Cardiovascular System II:Types of Echocardiography
621
Echocardiography plays a role in assessing cardiac health and detecting heart conditions, with various types providing critical insights for diagnosis and treatment.
Types of Echocardiography
Transthoracic Echocardiography (TTE)
TTE is the most common type of echocardiogram which involves placing a transducer on the patient's chest, emitting sound waves to create heart images. TTE is invaluable for evaluating the heart's size, structure, and motion, making it particularly useful for...
Types of Echocardiography
Transthoracic Echocardiography (TTE)
TTE is the most common type of echocardiogram which involves placing a transducer on the patient's chest, emitting sound waves to create heart images. TTE is invaluable for evaluating the heart's size, structure, and motion, making it particularly useful for...
621
Aneurysm II: Clinical Manifestations and Diagnostic Studies
273
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...
273
Imaging Studies II: Ultrasonography
347
IntroductionUltrasonography, or renal ultrasound, is a noninvasive medical imaging technique that uses high-frequency sound waves to visualize the kidneys, ureters, bladder, and surrounding tissues.Indications for Urinary System UltrasonographyUrinary system ultrasonography is indicated in various clinical scenarios, such as:Kidney Stones (Urolithiasis): To detect and monitor the size and presence of kidney or urinary tract stones.Hydronephrosis: To assess the dilation of the renal pelvis and...
347

