泰米尔纳德州受试者呼吸道形态的3D计算机化分析:试点研究
Aravindh Swamy1,2, Thiruppathy Manigandan3, Ramalingam Shakila2
1Department of Oral Medicine and Radiology, Bharath Institute of Higher Education and Research, Chennai, IND.
Cureus
|February 13, 2026
概括
印度成年人的气道体积,最小面积和指数随年龄而有很大变化,在年轻成年时达到顶峰. 气道长度显示与年龄相关的变化很小,为正牙和气道评估提供了洞察力.
科学领域:
- 牙科和口腔卫生 牙科和口腔卫生
- 放射学 放射学是一门学科.
- 人类学是人类学.
背景情况:
- 呼吸道形态的与年龄相关的变化对于正牙和呼吸道评估至关重要.
- 之前的研究缺乏来自印度等多样化人口的详细年龄特定数据.
研究的目的:
- 用3D圆束计算断层扫描 (CBCT) 描述和比较气道尺寸的与年龄相关的变化.
- 调查印度泰米尔纳德邦不同年龄组的气道体积,长度,最小横截面积和索引.
主要方法:
- 一项横截面的试点研究,涉及110名年龄在6至60岁之间的健康参与者,分为11个年龄组.
- 分析了CBCT扫描的气道体积,长度,最小的横截面积和气道指数.
- 统计分析包括ANOVA和双变量回归,在p < 0.05时确定显著性.
主要成果:
- 在气道体积,最小的横截面积和气道指数 (p < 0.001) 中发现了与年龄相关的显著差异.
- 这些参数在21-35岁年龄组达到峰值,在老年人群中降低.
- 气道长度在各年龄组之间没有显著的变化 (p = 0.058).
结论:
- 在CBCT评估中,研究人口中,关键气道参数的年龄相关变化显著.
- 这些发现对正牙诊断和呼吸道评估具有潜在的临床意义.
- 该研究提供了描述性数据,但无法确定因果关系或最终的规范标准.
相关概念视频
Bioavailability Study Design: Healthy Subjects Versus Patients
164
Bioavailability studies are essential for evaluating a drug's therapeutic efficacy and understanding its absorption patterns under various physiological conditions. Conducting such studies on target patient populations provides more relevant data by simulating real-world disease states. However, practical challenges often necessitate the use of young, healthy adult volunteers as study subjects.Patients may exhibit altered drug absorption patterns due to the effects of the disease itself,...
164
Pilot and Numeric Relaying
496
Pilot relaying is a type of differential protection used in power systems. It compares electrical quantities at the terminals of equipment via a communication channel instead of direct relay interconnection. This method is essential for transmission lines where the terminals are far apart, typically up to 80 km for lines with 69 to 115 kV ratings. Four types of communication channels are used for pilot relaying:
496
Cable Subjected to Its Own Weight
807
Overhead power transmission lines rely on cables to carry electricity across large distances. To ensure the stability and functionality of these lines, it is crucial to understand the shape and tension experienced by the cables under the influence of their weight.
A generalized loading function is employed to analyze a cable subjected to its own weight. This function considers the force acting along the cable's arc length rather than its projected length, providing a more accurate...
A generalized loading function is employed to analyze a cable subjected to its own weight. This function considers the force acting along the cable's arc length rather than its projected length, providing a more accurate...
807
Suctioning the Nasopharyngeal Airway
3.7K
Nasopharyngeal suctioning is a procedure to remove secretions from the upper part of the respiratory tract that the patient cannot clear independently. It helps maintain airway patency and prevents complications such as aspiration pneumonia.
Equipment Required
Equipment Required
3.7K
Suctioning the Oropharyngeal Airway
1.0K
In preparing for oropharyngeal airway suctioning, a nurse must gather all necessary equipment, including a suction unit with tubing, a prepackaged suction kit, sterile gloves, water or saline for irrigation, a water-soluble lubricant, and additional personal protective equipment (such as a gown, mask, and goggles) to control infections.
After assembling the equipment, the nurse should practice hand hygiene and don appropriate PPE according to infection control guidelines to avoid the...
After assembling the equipment, the nurse should practice hand hygiene and don appropriate PPE according to infection control guidelines to avoid the...
1.0K
Microbial Morphologies
4.2K
Bacterial and archaeal cells exhibit remarkable diversity in shape and structure, critical in their adaptability and functionality. Among bacteria, the most commonly observed shapes include cocci and bacilli. Cocci are spherical and may exist singly or in groupings such as pairs (diplococci), chains (streptococci), clusters (staphylococci), or tetrads. Bacilli, in contrast, are rod-shaped and can also occur as single cells, in pairs, or chains, depending on their environmental and genetic...
4.2K


