南亚人口中的大动脉尺寸:建立规范性数据和临床实践的影响
Bijoy G Rajbanshi1, Bhuwan Kayastha2, Gangaram Biswakarma3
1Department of Cardiovascular and Thoracic Surgery, Nepal Mediciti, Lalitpur, Nepal.
Aorta (Stamford, Conn.)
|January 14, 2026
概括
这项研究确定了南亚人的正常大动脉尺寸,与西方人群相比,发现大动脉直径更小. 大动脉的大小受到年龄,体重指数和血压的影响,突出了种族.
科学领域:
- 心血管成像 - 心血管成像
- 放射学 放射学是一门学科.
- 人口健康 人口健康
背景情况:
- 大动脉直径对于预测并发症和指导干预至关重要.
- 年龄,性别和种族等因素影响大动脉尺寸.
- 确定特定人群的正常值对于准确的临床评估至关重要.
研究的目的:
- 为了确定南亚人口的正常大动脉尺寸.
- 调查大动脉直径与人口/临床因素之间的相关性.
- 为了将南亚大动脉尺寸与已建立的西方参考值进行比较.
主要方法:
- 对513名多创伤患者 (年龄在18-86岁) 的非对比计算机断层扫描进行了回顾性分析.
- 在六个参考点测量大动脉直径:鼻腔,中升,门,下降,上,下大动脉.
- 统计分析以评估与年龄,性别,体重指数 (BMI),缩血压 (SBP) 和腹缩血压 (DBP) 的相关性.
主要成果:
- 在各种参考点记录了大动脉直径的平均值,其中鼻是最大的 (30.7 ± 3.8 mm).
- 年龄与上升,下降和内大动脉直径呈正相关性.
- 大动脉直径与BMI,SBP和DBP正相关;女性的尺寸较小,尽管在统计学上并不显著.
结论:
- 这项研究为南亚人口提供了正常的大动脉直径值.
- 大动脉的大小受到年龄,上升的大动脉长度,BMI,SBP和DBP的显著影响.
- 南亚人群表现出比西方人群更小的大动脉尺寸,特别是在远部下降和腹部大动脉中,强调了种族的作用.
相关概念视频
Aneurysm III: Interprofessional Care
255
Aneurysm management involves either conservative medical therapy or surgical intervention, depending on the size and symptoms of the aneurysm. Conservative management is generally reserved for smaller, asymptomatic aneurysms, while larger or symptomatic aneurysms often necessitate surgical repair.Conservative Medical TherapyFor small, asymptomatic aneurysms, particularly abdominal aortic aneurysms (AAA) less than 5.5 centimeters in diameter, conservative medical therapy is recommended. This...
255
Aneurysm II: Clinical Manifestations and Diagnostic Studies
299
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...
299
Aortic Regurgitation II: Clinical Features and Diagnostic Tests
412
Aortic valve regurgitation (AR) occurs when the aortic valve fails to close properly, allowing blood to flow backward from the aorta into the left ventricle. This backflow can result in two distinct clinical presentations: acute and chronic AR, each characterized by its own set of symptoms and physical findings.Acute Aortic RegurgitationAcute AR presents with a sudden onset of severe symptoms. Patients typically experience profound dyspnea (shortness of breath), chest pain, and signs of left...
412
Aortic Regurgitation III: Medical Management
397
Aortic regurgitation (AR) is when the aortic valve does not close or seal properly, leading to backward blood circulation from the aorta into the left ventricle during diastole. Common causes of AR include rheumatic heart disease, congenital valve defects, and aortic root dilation. Managing AR requires a multifaceted approach to alleviate symptoms, preserve left ventricular function, and address the underlying cause of the regurgitation. Patients with symptomatic AR or significant left...
397
Aortic Regurgitation I: Introduction
485
IntroductionAortic regurgitation is characterized by the backward flow of blood from the aorta into the left ventricle during diastole and arises from the improper closure of the aortic valve. This condition results in left ventricular volume overload and can stem from both acute and chronic etiologies, each contributing uniquely to the disease's progression and symptomatology.Acute and Chronic CausesAcute aortic regurgitation often results from events that suddenly impair the integrity of the...
485
Aneurysm I: Introduction
370
An aortic aneurysm is a localized outpouching or dilation at a weak point in the artery wall. It may involve different parts of the aorta, such as the abdominal aorta, aortic arch, or thoracic aorta.Etiological factorsSeveral disorders are associated with aortic aneurysms.Congenital causes, such as primary connective tissue disorders like Marfan syndrome, impact the integrity and strength of connective tissues, notably affecting the aorta. Marfan syndrome is a genetic disorder that specifically...
370


